646-34-4
guanidine,sulfuric acid
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81066-97-9
2-amino-4-methoxy-6-phenyl-5-pyrimidinecarbonitrile
→
5587-93-9
安匹立明
81066-94-6
2-amino-1,6-dihydro-6-oxo-4-phenylpyrimidine-5-carbonitrile
14533-93-8
42754-56-3
1,1-Dicyano-2-methoxy-2-(phenyl)ethylene