((4-(2-Amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-2-methylenebutoxy)methyl)phosphonic acid ((4-(2-Amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-2-methylenebutoxy)methyl)phosphoric acid 176434-89-2 9-(2-Methylidene-3-(phosphonomethoxy)propyl)guanine MDL 74,968 MDL 74968 Phosphonic acid, ((4-(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-2-methylenebutoxy)methyl)- Phosphoric acid, ((4-(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-2-methylenebutoxy)methyl)-