4-Amino-7-hydroxy-8-(hydroxymethyl)-6a,7,8,9a-tetrahydrofuro[2'',3'':4',5'][1,3]thiazolo[2',3':5,1]pyrrolo[2,3-d]pyrimidine-5-carboxamide 83379-27-5 AIDS-128535 AIDS128535 NSC285143