each  Distribution  Date  will  constitute  an  Accrual  Amount  which  will  be  added  to  the Class Principal Balance of that Class on each Distribution Date and will be distributable as principal as set forth in this Terms Sheet under "Allocation of Principal." Notional Classes: The Notional Classes will not receive distributions of principal but have Class  Notional  Balances  for  convenience  in  describing  their  entitlements  to  interest.  The Class Notional Balance of each Notional Class represents the percentage indicated below of, and reduces to that extent with, the Class Principal Balances indicated: Class Original Class Notional Balance Represents Approximately DI ...... $ 2,733,333 22.2222222222% of NA (PAC Class) IH ...... 18,911,111 22.2222222222% of NB and NX, in the aggregate (PAC Classes) IM ...... 30,533,333 22.2222222222% of NA, NB, NC and NX, in the aggregate (PAC Classes) IV  ...... 9,888,888 22.2222222222% of NX (PAC Class) IX ...... 9,022,222 22.2222222222% of NB (PAC Class) LI........ 14,583,333 41.6666666667% of LA (PAC/AD Class) MS...... 145,000,000 100% of MF (PAC/AD Class) SA ...... 65,000,000 100% of FA (PT Class) TI  ...... 11,755,555 22.2222222222% of NA and NB, in the aggregate (PAC Classes) YI  ...... 57,120,000 100% of YM (SUP Class) YJ........ 57,120,000 100% of YM (SUP Class) Tax Status: Double REMIC Series. See "Certain Federal Income Tax Consequences" in this Supplement and in the Base Offering Circular. Regular  and  Residual  Classes: Class  RR  is  a  Residual  Class  and  includes  the  Residual Interest of the Issuing REMIC and the Pooling REMIC; all other Classes of REMIC Securities are Regular Classes. B-36