(+)-(2R,5R)-5-Iodo-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]uracil 145986-18-1 2,4(1H,3H)-Pyrimidinedione, 1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-5-iodo-, (2R-trans)- AIDS-004779 AIDS004779 Oxathiolan 5IU-.a.