86761-38-8 9-(1,2-Dihydroxy-2-propoxymethyl)guanine triphosphate AIDS-000066 AIDS000066 DHP-GTP GCV-TP Ganciclovir triphosphate Triphosphoric acid, P-[2-[(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy]-3-hydroxypropyl] ester