1-(5-cyano-6-(methylthio)-2-oxo-1,3-diphenyl-2,3-dihydropyrimidin-4(1H)-ylidene)-3-phenylurea

N-苯基香豆甲酯

((4-Phenyl-semicarbazido)-methylen)-malonsaeurediaethylester

二碳二叠氮化物-肼(1:1)