Share Based Compensation Level 3 (Tables)

3 Months Ended

Mar. 31, 2013

The following is a summary of key terms of the stock-based awards granted to MSC employees under the 2011 Equity Plan on March 8, 2013:



Award	Units Granted	Vesting Terms	Option/Unit Term
Unit Options	3,971,667	Time-vest ratably over 4 years; Accelerated vesting six months after a change of control event as defined by the 2011 Equity Plan	10 years

Restricted Deferred Units (“RDUs”)	3,136,150	Performance-based: Vest upon the earlier of 1) one year from the achievement of the targeted common unit value and a realization event or 2) six months from the achievement of the targeted common unit value and a change in control event, as such terms are defined by the 2011 Equity Plan	N/A