2,4-二甲基-2-戊烯酸

ethyl 5-iodo-2,4-dimethylpenta-2,4-dienoate

4-hydroxy-3,5-dimethyl-5-[(4E,6E)-3-oxoocta-4,6-dienyl]furan-2-one

ethyl 2-(1-benzylpiperidin-4-ylidene)propanoate

1-O-ethyl 2-O,4-O-dimethyl 1-methylbut-1-ene-1,2,4-tricarboxylate