英文别名5-Pyrimidinecarbonitrile, 4-amino-1,2-dihydro-2-oxo- (9CI); 5-Pyrimidinecarbonitrile, 6-amino-1,2-dihydro-2-oxo-; 6-Amino-2-oxo-1,2-dihydropyrimidine-5-carbonitrile; 6-amino-2-oxo-1H-pyrimidine-5-carbonitrile; 4-Amino-2-oxo-1,2-dihydro-pyrimidin-5-carbonitril; 5-Cyan-cytosin; 4-Amino-2-oxo-1,2-dihydro-pyrimidine-5-carbonitrile; 5-cyanocytosine; 5-Cyanocytosin; 6-amino-2-oxo-3-hydropyrimidine-5-carbonitrile; 4-Amino-2-oxo-1,2-dihydro-5-pyrimidinecarbonitrile 
