methyl (E)-2-(N-benzhydrylideneamino)-5-phenyl-3-methylpent-4-enoate

1-苯基-2-丁烯-1-酮

4-acetamido-4,4-diethoxycarbonyl-3-methyl-1-phenylbutan-1-one

巴豆酸甲酯

methyl 3-methyl-2H-azirine-2-carboxylate