3-Benzyl-2-(3-benzyl-3-cyano-2-methoxycarbonyl-4-phenyl-but-1-enylideneamino)-2,3-dicyano-4-phenyl-butyric acid methyl ester 、
甲醇 生成 3-Benzyl-2-((E)-3-benzyl-3-cyano-1-methoxy-2-methoxycarbonyl-4-phenyl-but-1-enylamino)-2,3-dicyano-4-phenyl-butyric acid methyl ester