STRATS(SM) CERTIFICATES SERIES SUPPLEMENT 2007-1 between SYNTHETIC FIXED-INCOME SECURITIES, INC., as Trustor and U.S. BANK TRUST NATIONAL ASSOCIATION, as Trustee and Securities Intermediary STRATS(SM) TRUST FOR AMBAC FINANCIAL GROUP, INC. SECURITIES,...Strats(sm) Certificates Series Supplement 2007-1 • July 18th, 2007 • STRATS (SM) Trust for Ambac Financial Group, Inc. Securities, Series 2007-1 • Asset-backed securities • New York
Contract Type FiledJuly 18th, 2007 Company Industry JurisdictionSTRATS(SM) SERIES SUPPLEMENT 2007-1, dated as of July 16, 2007 (this “Series Supplement”), between SYNTHETIC FIXED-INCOME SECURITIES, INC., a Delaware corporation, as Trustor (the “Trustor”), and U.S. Bank Trust National Association, a national banking association, as trustee (the “Trustee”) and as securities intermediary (the “Securities Intermediary”).