2-[(2,6-二氯-4-吡啶)羰基]-3-(甲基氨基)-2-丁烯酸甲酯

methyl (2Z)-2-(4,4-dimethyl-2-oxooxolan-3-ylidene)-3-oxobutanoate

4-氯-2-(3-吡啶)-6-甲基嘧啶

methyl 2-acetyl-5-phenylpent-4-enoate

2-acetyl-3-phenyl-pent-4-enoic acid methyl ester