2-(6-aminopurin-9-yl)-5-(difluoromethylsulfanylmethyl)oxolane-3,4-diol 2-(6-aminopurin-9-yl)-5-(difluoromethylsulfanylmethyl)tetrahydrofuran-3,4-diol 2-(6-amino-9-purinyl)-5-[(difluoromethylthio)methyl]tetrahydrofuran-3,4-diol 2-(6-aminopurin-9-yl)-5-[(difluoromethylthio)methyl]tetrahydrofuran-3,4-diol NCI60_013580