118333-19-0 6H-Purine-6-thione, 9-[2,3-dihydroxy-4-(hydroxymethyl)cyclopentyl]-1,9-dihydro-, (1.alpha.,2.beta.,3.alpha.,4.alpha.)- AIDS-001031 AIDS001031 C-2',3'-OH-xylo-ara-6-SH-purinen Carbocyclic-2',3'-hydroxy-xylo-6-mercaptopurine NSC615826