(+)-(2S,5R)-5-Chloro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]uracil 137530-46-2 2,4(1H,3H)-Pyrimidinedione, 5-chloro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-, (2S-cis)- AIDS-005672 AIDS005672 Oxathiolan, 5ClU-(+).b.