Synonyms: Uracil,5,6-diamino-1,3-dimethyl- (6CI,7CI,8CI);1,3-Dimethyl-5,6-diaminouracil;4,5-Diamino-1,3-dimethyl-2,6-dioxotetrahydropyrimidine;4,5-Diamino-1,3-dimethylpyrimidine-2,6-dione;4,5-Diamino-1,3-dimethyluracil;5,6-Diamino-1,3-dimethyl-2,4-pyrimidinedione;5,6-Diamino-1,3-dimethyluracil;NSC 15493;