(+)-(2S,5R)-5-Chloro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine 137530-42-8 2(1H)-Pyrimidinone, 4-amino-5-chloro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-, (2S-cis)- AIDS-005682 AIDS005682 Oxathiolan, 5ClC-(+).b.