1,2-Cyclopentanediol, 3-(6-chloro-9H-purin-9-yl)-5-(hydroxymethyl)-, (1a,2b,3b,5b)- 62357-69-1 AIDS-001016 AIDS001016 C-6-Cl-purinenucleoside-ara Carbocyclic--6-chloropurine nucleoside-arabino NSC613805