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Pyrimidine-5-carboxaldehyde 4,6-Pyrimidinedicarbonitrile (9CI) 2-Pyrimidinecarboxamide (6CI,7CI,9CI) Pyrimidine 6-Hydroxypyrimidine-4-carboxylic acid 4-Pyrimidinecarboxylic acid 2-METHYLSULFANYL-PYRIMIDINE-4-CARBALDEHYDE 2-Pyrimidinecarboxaldehyde 2-Chloropyrimidine-5-carbaldehyde 2-(4-METHOXYPHENYL)IMIDAZO[1,2-A]PYRIMIDINE-3-CARBALDEHYDE