<?xml version="1.0" ?>
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  <proxyTable>
    <issuerName>Arvinas, Inc.</issuerName>
    <cusip>04335A105</cusip>
    <isin>US04335A1051</isin>
    <meetingDate>06/24/2026</meetingDate>
    <voteDescription>To approve, on an advisory basis, the comensation of the Company's named executive officers.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>539394</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
    <vote>
      <voteRecord>
        <howVoted>FOR</howVoted>
        <sharesVoted>539394</sharesVoted>
        <managementRecommendation>FOR</managementRecommendation>
      </voteRecord>
    </vote>
  </proxyTable>
  <proxyTable>
    <issuerName>Cullinan Therapeutics, Inc.</issuerName>
    <cusip>230031106</cusip>
    <isin>US2300311063</isin>
    <meetingDate>06/16/2026</meetingDate>
    <voteDescription>Proposal to vote, on an advisory basis, to approve our named executive officer compensation.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>0</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
  </proxyTable>
  <proxyTable>
    <issuerName>Corvus Pharmaceuticals, Inc.</issuerName>
    <cusip>221015100</cusip>
    <isin>US2210151005</isin>
    <meetingDate>06/11/2026</meetingDate>
    <voteDescription>To approve, on a non-binding advisory basis, the compensation of our named executive officers.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>0</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
  </proxyTable>
  <proxyTable>
    <issuerName>CytomX Therapeutics, Inc.</issuerName>
    <cusip>23284F105</cusip>
    <isin>US23284F1057</isin>
    <meetingDate>06/17/2026</meetingDate>
    <voteDescription>To approve, on a nonbinding basis, the compensation of the Company's named executive officers as disclosed in the Proxy Statement accompanying this Notice of Annual Meeting of Stockholders.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>0</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
  </proxyTable>
  <proxyTable>
    <issuerName>CytomX Therapeutics, Inc.</issuerName>
    <cusip>23284F105</cusip>
    <isin>US23284F1057</isin>
    <meetingDate>06/17/2026</meetingDate>
    <voteDescription>To hold a non-binding advisory vote on the frequency of future advisory votes by stockholders on the compensation of our named executive officers.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>0</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
  </proxyTable>
  <proxyTable>
    <issuerName>Kymera Therapeutics, Inc.</issuerName>
    <cusip>501575104</cusip>
    <isin>US5015751044</isin>
    <meetingDate>06/24/2026</meetingDate>
    <voteDescription>To approve, on a non-binding advisory basis, the compensation of our named executive officers.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>0</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
  </proxyTable>
  <proxyTable>
    <issuerName>ORIC Pharmaceuticals, Inc.</issuerName>
    <cusip>68622P109</cusip>
    <isin>US68622P1093</isin>
    <meetingDate>06/18/2026</meetingDate>
    <voteDescription>To approve, on an advisory basis, executive compensation.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>7162637</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
    <vote>
      <voteRecord>
        <howVoted>FOR</howVoted>
        <sharesVoted>7162637</sharesVoted>
        <managementRecommendation>FOR</managementRecommendation>
      </voteRecord>
    </vote>
  </proxyTable>
  <proxyTable>
    <issuerName>ORIC Pharmaceuticals, Inc.</issuerName>
    <cusip>68622P109</cusip>
    <isin>US68622P1093</isin>
    <meetingDate>06/18/2026</meetingDate>
    <voteDescription>To approve, on an advisory basis, the frequency of future advisory votes on executive compensation.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>7162637</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
    <vote>
      <voteRecord>
        <howVoted>1 YEAR</howVoted>
        <sharesVoted>7162637</sharesVoted>
        <managementRecommendation>FOR</managementRecommendation>
      </voteRecord>
    </vote>
  </proxyTable>
  <proxyTable>
    <issuerName>Relay Therapeutics Inc</issuerName>
    <cusip>75943R102</cusip>
    <isin>US75943R1023</isin>
    <meetingDate>06/09/2026</meetingDate>
    <voteDescription>To consider and act upon an advisory vote on the compensation of our named executive officers.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>0</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
  </proxyTable>
  <proxyTable>
    <issuerName>Revolution Medicines, Inc.</issuerName>
    <cusip>76155X100</cusip>
    <isin>US76155X1000</isin>
    <meetingDate>06/18/2026</meetingDate>
    <voteDescription>To approve, on a non-binding, advisory basis, the compensation of the Company's named executive officers as disclosed in the Proxy Statement pursuant to the compensation disclosure rules of the Securities and Exchange Commission (&quot;Say-on-Pay&quot;).</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>4010774</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
    <vote>
      <voteRecord>
        <howVoted>FOR</howVoted>
        <sharesVoted>4010774</sharesVoted>
        <managementRecommendation>FOR</managementRecommendation>
      </voteRecord>
    </vote>
  </proxyTable>
  <proxyTable>
    <issuerName>Silence Therapeutics Plc</issuerName>
    <cusip>82686Q101</cusip>
    <isin>US82686Q1013</isin>
    <meetingDate>06/16/2026</meetingDate>
    <voteDescription>To approve, on an advisory basis, the compensation of our named executive officers, as disclosed in the proxy statement.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>0</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
  </proxyTable>
  <proxyTable>
    <issuerName>Tango Therapeutics, Inc.</issuerName>
    <cusip>87583X109</cusip>
    <isin>US87583X1090</isin>
    <meetingDate>06/04/2026</meetingDate>
    <voteDescription>To approve, on a non-binding, advisory basis, the compensation of our named executive officers.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>0</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
  </proxyTable>
  <proxyTable>
    <issuerName>Zymeworks, Inc.</issuerName>
    <cusip>98985Y108</cusip>
    <isin>US98985Y1082</isin>
    <meetingDate>12/30/2025</meetingDate>
    <voteDescription>Advisory vote on the compensation of our named executive officers.</voteDescription>
    <voteCategories>
      <voteCategory>
        <categoryType>SECTION 14A SAY-ON-PAY VOTES</categoryType>
      </voteCategory>
    </voteCategories>
    <sharesVoted>1113946</sharesVoted>
    <sharesOnLoan>0</sharesOnLoan>
    <vote>
      <voteRecord>
        <howVoted>FOR</howVoted>
        <sharesVoted>1113946</sharesVoted>
        <managementRecommendation>FOR</managementRecommendation>
      </voteRecord>
    </vote>
  </proxyTable>
</proxyVoteTable>
