Notional Class: The Notional Class will not receive distributions of principal but has a Class Notional Balance for convenience in describing its entitlement to interest. The Class Notional Balance of the Notional Class represents the percentage indicated below of, and reduces to that extent with, the Class Principal Balance indicated: Class Original Class Notional Balance Represents IO...................... $180,031,998 100% of A, B, C and Z (in the aggregate) (SEQ Classes) Tax  Status: Double  REMIC  Series.  See  "Certain  Federal  Income  Tax  Consequences"  in  this Supplement and in the Multifamily 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. C-32