100997-65-7 2(1H)-Pyrimidinone, 4-(2,2-dimethylhydrazino)-1-(beta-D-ribofuranosyl)- 4-(2,2-Dimethylhydrazino)-1-(beta-D-ribofuranosyl)-2(1H)-pyrimidinone CCRIS 2533 N',N'-Dimethyl-N(sup 4)-aminocytidine N-(Dimethylamino)cytidine