[(2R,5S)-5-[(2-amino-6-oxo-3H-purin-9-yl)methyl]oxolan-2-yl]phosphonic acid [(2R,5S)-5-[(2-amino-6-oxo-3H-purin-9-yl)methyl]tetrahydrofuran-2-yl]phosphonic acid [(2R,5S)-5-[(2-amino-6-oxo-3H-purin-9-yl)methyl]-2-tetrahydrofuranyl]phosphonic acid [(2R,5S)-5-[(2-amino-6-keto-3H-purin-9-yl)methyl]tetrahydrofuran-2-yl]phosphonic acid AIDS086341 Phosphonate analog (-)-2-(R)-Dihydroxyphosphinoyl-5-(S)-(quanin-9'-yl-methyl) tetrahydrofuran AIDS-086341