110143-10-7(FREE BASE) 2'-F-dd-ara-A 2'-FddA (*.beta.-D-threo*) 2'-FddaraA 9-(2-Fluoro-2,3-dideoxy-.beta.-D-threo-pentofuranosyl)adenine AIDS-000011 AIDS000011 F-ddA F-ddAdo FddA Lodenosine NSC613792(FREE BASE) NSC674668 (HYDROCHLORIDE SALT)