ABACUS 2007-AC1, LTD.
(Incorporated with limited liability in the Cayman Islands)
ABACUS 2007-AC1, INC.
Class SS Variable Rate Notes
U.S.$50,000,000 Class A-1 Variable Rate Notes, Due 2038
U.S.$142,000,000 Class A-2 Variable Rate Notes, Due 2038
Class B Variable Rate Notes
Class C Variable Rate Notes
Class D Variable Rate Notes
Class FL Variable Rate Notes
ACA Management, L.L.C.
Portfolio Selection Agent
Secured Primarily by (i) the Collateral and (ii) the Issuer's rights under (a) the Collateral Put Agreement,
(b) the Basis Swap and (c) as Protection Seller, the Credit Default Swap referencing a pool of
Residential Mortgage-Backed Securities
The Notes are being offered hereby by Goldman, Sachs & Co. to Qualified Institutional Buyers in the United States in reliance on Rule 144A
under the Securities Act. In addition to the offering of the Notes in the United States, Goldman, Sachs & Co., selling through its agent, Goldman
Sachs International is concurrently offering the Notes outside the United States to non-U.S. Persons in offshore transactions in reliance on
Regulation S under the Securities Act. See "Underwriting".
The Notes of any Class may be issued in more than one Series due to differences in one or more of the date of issuance, the Series
Interest Rate, the Approved Currency in which such Notes are denominated, the Stated Maturity, the Non-Call Period and the date from which
interest will accrue.
See "Risk Factors" beginning on page 21 to read about factors you should consider before buying the Notes.
There is no established trading market for the Notes. Application will be made to admit the Notes on a stock exchange of the Issuer's
choice, if practicable. There can be no assurance that any such admission will be sought, granted or maintained.
It is a condition of the issuance of the Notes issued on the Closing Date that the Class A-1 Notes and the Class A-2 Notes be issued with a
rating of "Aaa" by Moody's Inv