<informationTable xmlns="http://www.sec.gov/edgar/document/thirteenf/informationtable">		<infoTable>
			<nameOfIssuer>ALCOA INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>013817101</cusip>
			<value>19320</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2000000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Call</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>2000000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>ALLERGAN PLC</nameOfIssuer>
			<titleOfClass>SHS</titleOfClass>
			<cusip>G0177J108</cusip>
			<value>180210</value>
			<shrsOrPrnAmt>
				<sshPrnamt>663000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>663000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>AMERICAN CAPITAL AGENCY CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>02503X105</cusip>
			<value>9350</value>
			<shrsOrPrnAmt>
				<sshPrnamt>500000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>500000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>AMERICAN CAPITAL AGENCY CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>02503X105</cusip>
			<value>37015</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1979400</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Call</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>1979400</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>AVAGO TECHNGOLOGIES LTD</nameOfIssuer>
			<titleOfClass>SHS</titleOfClass>
			<cusip>Y0486S104</cusip>
			<value>25127</value>
			<shrsOrPrnAmt>
				<sshPrnamt>201000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Call</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01,02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>201000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>ANADARKO PETE CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>032511107</cusip>
			<value>65463</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1084000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>1084000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>CARNIVAL CORP</nameOfIssuer>
			<titleOfClass>PAIRED CTF</titleOfClass>
			<cusip>143658300</cusip>
			<value>11683</value>
			<shrsOrPrnAmt>
				<sshPrnamt>235066</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>235066</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>CDK GLOBAL INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>12508E101</cusip>
			<value>379197</value>
			<shrsOrPrnAmt>
				<sshPrnamt>7936315</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>7936315</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>CITRIX SYS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>177376100</cusip>
			<value>406743</value>
			<shrsOrPrnAmt>
				<sshPrnamt>5871000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>5871000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>COGNIZANT TECHNOLOGY SOLUTIO</nameOfIssuer>
			<titleOfClass>CL A</titleOfClass>
			<cusip>192446102</cusip>
			<value>17406</value>
			<shrsOrPrnAmt>
				<sshPrnamt>278000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Put</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>278000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>COMCAST CORP NEW</nameOfIssuer>
			<titleOfClass>CL A</titleOfClass>
			<cusip>20030N101</cusip>
			<value>181930</value>
			<shrsOrPrnAmt>
				<sshPrnamt>3198480</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>3198480</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>COMPANHIA DE SANEAMENTO BASI</nameOfIssuer>
			<titleOfClass>SPONSORED ADR</titleOfClass>
			<cusip>20441A102</cusip>
			<value>61672</value>
			<shrsOrPrnAmt>
				<sshPrnamt>15894959</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>15894959</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>CORMEDIX INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>21900C100</cusip>
			<value>2985</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1500200</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>1500200</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>COVISINT CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>22357R103</cusip>
			<value>6348</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2952357</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>2952357</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>ELECTRONIC ARTS INC</nameOfIssuer>
			<titleOfClass>NOTE 0.750% 7/1</titleOfClass>
			<cusip>285512AA7</cusip>
			<value>10639</value>
			<shrsOrPrnAmt>
				<sshPrnamt>5000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>5000000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>E M C CORP MASS</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>268648102</cusip>
			<value>821440</value>
			<shrsOrPrnAmt>
				<sshPrnamt>34000000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>34000000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>FCB FINL HLDGS INC</nameOfIssuer>
			<titleOfClass>CL A</titleOfClass>
			<cusip>30255G103</cusip>
			<value>71182</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2182165</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>2182165</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>FORTRESS BIOTECH INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>34960Q109</cusip>
			<value>6733</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2589660</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>2589660</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>GULFPORT ENERGY CORP</nameOfIssuer>
			<titleOfClass>COM NEW</titleOfClass>
			<cusip>402635304</cusip>
			<value>9052</value>
			<shrsOrPrnAmt>
				<sshPrnamt>305000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>305000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>HARTFORD FINL SVCS GROUP INC</nameOfIssuer>
			<titleOfClass>*W EXP 06/26/201</titleOfClass>
			<cusip>416515120</cusip>
			<value>19085</value>
			<shrsOrPrnAmt>
				<sshPrnamt>500000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>500000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>HESS CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>42809H107</cusip>
			<value>891068</value>
			<shrsOrPrnAmt>
				<sshPrnamt>17800000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>17800000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>INTERPUBLIC GROUP COS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>460690100</cusip>
			<value>382893</value>
			<shrsOrPrnAmt>
				<sshPrnamt>20015326</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>20015326</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>ISHARES TR</nameOfIssuer>
			<titleOfClass>RUSSELL 2000 ETF</titleOfClass>
			<cusip>464287655</cusip>
			<value>98298</value>
			<shrsOrPrnAmt>
				<sshPrnamt>900000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Put</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>900000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>JUNIPER NETWORKS INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>48203R104</cusip>
			<value>40850</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1588872</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>1588872</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SPDR SERIES TRUST</nameOfIssuer>
			<titleOfClass>S&amp;P REGL BKG</titleOfClass>
			<cusip>78464A698</cusip>
			<value>121540</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2950000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Put</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>2950000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>KINDER MORGAN INC DEL</nameOfIssuer>
			<titleOfClass>*W EXP 05/25/201</titleOfClass>
			<cusip>49456B119</cusip>
			<value>69</value>
			<shrsOrPrnAmt>
				<sshPrnamt>75000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>75000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>MACYS INC.</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>55616P104</cusip>
			<value>25660</value>
			<shrsOrPrnAmt>
				<sshPrnamt>500000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Call</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>500000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>MICROCHIP TECHNOLOGY INC</nameOfIssuer>
			<titleOfClass>SDCV 2.125%12/1</titleOfClass>
			<cusip>595017AB0</cusip>
			<value>8763</value>
			<shrsOrPrnAmt>
				<sshPrnamt>5000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>5000000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>MITEL NETWORKS CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>60671Q104</cusip>
			<value>73355</value>
			<shrsOrPrnAmt>
				<sshPrnamt>11372874</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>11372874</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>NAVISTAR INTL CORP NEW</nameOfIssuer>
			<titleOfClass>NOTE 4.500%10/1</titleOfClass>
			<cusip>63934EAQ1</cusip>
			<value>2046</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2862000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>2862000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>NAVISTAR INTL CORP NEW</nameOfIssuer>
			<titleOfClass>NOTE 4.750% 4/1</titleOfClass>
			<cusip>63934EAS7</cusip>
			<value>44235</value>
			<shrsOrPrnAmt>
				<sshPrnamt>64109000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>64109000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>NATIONAL BK HLDGS CORP</nameOfIssuer>
			<titleOfClass>CL A</titleOfClass>
			<cusip>633707104</cusip>
			<value>63701</value>
			<shrsOrPrnAmt>
				<sshPrnamt>3102835</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>3102835</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>NOBLE ENERGY INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>655044105</cusip>
			<value>10714</value>
			<shrsOrPrnAmt>
				<sshPrnamt>355000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>355000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>NOVELLUS SYS INC</nameOfIssuer>
			<titleOfClass>NOTE 2.625% 5/1</titleOfClass>
			<cusip>670008AD3</cusip>
			<value>3914</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>2000000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>OASIS PETE INC NEW</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>674215108</cusip>
			<value>4212</value>
			<shrsOrPrnAmt>
				<sshPrnamt>485300</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>485300</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>OFFICE DEPOT INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>676220106</cusip>
			<value>57157</value>
			<shrsOrPrnAmt>
				<sshPrnamt>8903022</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>8903022</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>OFFICE DEPOT INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>676220106</cusip>
			<value>3274</value>
			<shrsOrPrnAmt>
				<sshPrnamt>510000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Put</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>510000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>OI S.A.</nameOfIssuer>
			<titleOfClass>SPN ADR NEW</titleOfClass>
			<cusip>670851302</cusip>
			<value>6610</value>
			<shrsOrPrnAmt>
				<sshPrnamt>9720366</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>9720366</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>OMNICOM GROUP INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>681919106</cusip>
			<value>32950</value>
			<shrsOrPrnAmt>
				<sshPrnamt>500000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Call</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>500000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>OPUS BK IRVINE CALIF</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>684000102</cusip>
			<value>202721</value>
			<shrsOrPrnAmt>
				<sshPrnamt>5301279</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>5301279</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>ORACLE CORP</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>68389X105</cusip>
			<value>22033</value>
			<shrsOrPrnAmt>
				<sshPrnamt>610000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Put</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>610000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>POLYCOM INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>73172K104</cusip>
			<value>76722</value>
			<shrsOrPrnAmt>
				<sshPrnamt>7320814</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>7320814</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>PERRIGO CO PLC</nameOfIssuer>
			<titleOfClass>SHS</titleOfClass>
			<cusip>G97822103</cusip>
			<value>71070</value>
			<shrsOrPrnAmt>
				<sshPrnamt>451896</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>451896</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>POWERSHARES QQQ TRUST</nameOfIssuer>
			<titleOfClass>UNIT SER 1</titleOfClass>
			<cusip>73935A104</cusip>
			<value>91584</value>
			<shrsOrPrnAmt>
				<sshPrnamt>900000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Put</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>900000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>RADIAN GROUP INC</nameOfIssuer>
			<titleOfClass>NOTE 2.250% 3/0</titleOfClass>
			<cusip>750236AN1</cusip>
			<value>4536</value>
			<shrsOrPrnAmt>
				<sshPrnamt>3000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>3000000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SANDISK CORP</nameOfIssuer>
			<titleOfClass>NOTE 1.500% 8/1</titleOfClass>
			<cusip>80004CAD3</cusip>
			<value>5050</value>
			<shrsOrPrnAmt>
				<sshPrnamt>4000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>4000000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SANOFI</nameOfIssuer>
			<titleOfClass>RIGHT 12/31/2020</titleOfClass>
			<cusip>80105N113</cusip>
			<value>3766</value>
			<shrsOrPrnAmt>
				<sshPrnamt>19791100</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>19791100</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SELECT SECTOR SPDR TR</nameOfIssuer>
			<titleOfClass>SBI INT-FINL</titleOfClass>
			<cusip>81369Y605</cusip>
			<value>18883</value>
			<shrsOrPrnAmt>
				<sshPrnamt>833300</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Put</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>833300</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>B RILEY FINL INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>05580M108</cusip>
			<value>22494</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2306450</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>2306450</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SM ENERGY CO</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>78454L100</cusip>
			<value>14758</value>
			<shrsOrPrnAmt>
				<sshPrnamt>460600</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>460600</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SOLAZYME INC</nameOfIssuer>
			<titleOfClass>NOTE 6.000% 2/0</titleOfClass>
			<cusip>83415TAB7</cusip>
			<value>610</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>1000000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SOCIEDAD QUIMICA MINERA DE C</nameOfIssuer>
			<titleOfClass>SPONSORED ADR SER B</titleOfClass>
			<cusip>833635105</cusip>
			<value>28583</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1965847</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>1965847</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SHORETEL INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>825211105</cusip>
			<value>3041</value>
			<shrsOrPrnAmt>
				<sshPrnamt>407070</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>407070</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SUNEDISON INC</nameOfIssuer>
			<titleOfClass>NOTE 2.750% 1/0</titleOfClass>
			<cusip>86732YAD1</cusip>
			<value>3722</value>
			<shrsOrPrnAmt>
				<sshPrnamt>5000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>5000000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SUNEDISON INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>86732Y109</cusip>
			<value>180</value>
			<shrsOrPrnAmt>
				<sshPrnamt>25000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Call</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>25000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SUNEDISON INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>86732Y109</cusip>
			<value>359</value>
			<shrsOrPrnAmt>
				<sshPrnamt>50000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Put</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>50000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>TIM PARTICIPACOES S A</nameOfIssuer>
			<titleOfClass>SPONSORED ADR</titleOfClass>
			<cusip>88706P205</cusip>
			<value>122330</value>
			<shrsOrPrnAmt>
				<sshPrnamt>12944930</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>12944930</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>TIME WARNER CABLE INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>88732J207</cusip>
			<value>10971</value>
			<shrsOrPrnAmt>
				<sshPrnamt>61162</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>61162</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>TWENTY FIRST CENTY FOX INC</nameOfIssuer>
			<titleOfClass>CL B</titleOfClass>
			<cusip>90130A200</cusip>
			<value>100198</value>
			<shrsOrPrnAmt>
				<sshPrnamt>3701414</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>3701414</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>VEREIT INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>92339V100</cusip>
			<value>691</value>
			<shrsOrPrnAmt>
				<sshPrnamt>89500</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>89500</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>VMWARE INC</nameOfIssuer>
			<titleOfClass>CL A COM</titleOfClass>
			<cusip>928563402</cusip>
			<value>59093</value>
			<shrsOrPrnAmt>
				<sshPrnamt>750000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>750000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>VANGUARD INDEX FDS</nameOfIssuer>
			<titleOfClass>REIT ETF</titleOfClass>
			<cusip>922908553</cusip>
			<value>113310</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1500000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<putCall>Put</putCall>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>1500000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>VERISIGN INC</nameOfIssuer>
			<titleOfClass>SDCV 3.250% 8/1</titleOfClass>
			<cusip>92343EAD4</cusip>
			<value>15634</value>
			<shrsOrPrnAmt>
				<sshPrnamt>7500000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>7500000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>WHITING PETE CORP NEW</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>966387102</cusip>
			<value>13470</value>
			<shrsOrPrnAmt>
				<sshPrnamt>882100</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>882100</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>WILLIAMS COS INC DEL</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>969457100</cusip>
			<value>2506</value>
			<shrsOrPrnAmt>
				<sshPrnamt>68000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>68000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>ZIONS BANCORPORATION</nameOfIssuer>
			<titleOfClass>*W EXP 5/22/202</titleOfClass>
			<cusip>989701115</cusip>
			<value>1314</value>
			<shrsOrPrnAmt>
				<sshPrnamt>365000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<otherManager>01, 02</otherManager>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>365000</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
</informationTable>
