(-)-(2S,5R)-2-Fluoro-6-amino-9-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]purine 1,3-Oxathiolane-2-methanol, 5-(6-amino-2-fluoro-9H-purin-9-yl)-, (2S-cis)- 149819-71-6 AIDS-005696 AIDS005696 Oxathiolan, 2FA-(-).b.