1-(2,3-Dideoxy-2-fluoro-threo-pentofuranosyl)-5-fluorocytosine 1-(2,3-Dideoxy-2-fluoropentofuranosyl)-5-fluorocytosine 128496-09-3 2(1H)-Pyrimidinone, 4-amino-1-(2,3-dideoxy-2-fluoro-beta-O-threo-pentofuranosyl)-5-fluoro- 2,3-Ddfp-5-FC 4-Amino-1-(2,3-dideoxy-2-fluoro-beta-O-threo-pentofuranosyl)-5-fluoro-2(1H)-pyrimidinone 5,2'-F2-dd-Ara-C