1-(2-(Hydroxymethyl)oxathiolan-5-yl)-5-fluorocytosine 143491-54-7 145213-48-5 2',3',5-FTC 2',3'-Dideoxy-5-fluoro-3'-thiacytidine 2(1H)-Pyrimidinone, 4-amino-5-fluoro-1-((2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-, rel- 2(1H)-Pyrimidinone, 4-amino-5-fluoro-1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-, cis- 2(1H)-Pyrimidinone, 4-amino-5-fluoro-1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-, cis-(+-)- 3'-Thia-2'.3'-dideoxy-5-fluorocytidine 5-Fluoro-1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)cytosine 5-Fluoro-2'-deoxy-3'-thiacytidine [FDA 233A] 524W91 BW 524W91 FTC Racivir