(((S)-2-(4-Amino-2-oxo-1(2H)-pyrimidinyl)-1-(hydroxymethyl)ethoxy)methyl)phosphonic acid, dihydrate 1-((S)-3-Hydroxy-2-(phosphonomethoxy)propyl)cytosine dihydrate 149394-66-1 CIDOFOVIR Cidofovir [USAN:INN] Cidofovir hydrate DRG-0145 GS-0504 Phosphonic acid, ((2-(4-amino-2-oxo-1(2H)-pyrimidinyl)-1-(hydroxymethyl)ethoxy)methyl)-, dihydrate, (S)- Vistide