2-Cyanamino-4-amino-6-hydroxypyrimidine 2-Pyrimidinecarbamonitrile, 4-amino-6-hydroxy- (8CI) 6112-71-6 Cyanamide, (6-amino-1,4-dihydro-4-oxo-2-pyrimidinyl)- NSC 27716 NSC 60204