2,5,5,9-tetramethylcycloundeca-2,6,9-trien-1-one

3-甲基巴豆酰氯

8-chloro-2,6-dimethylocta-2,6-dien-4-one

(E)-8-chloro-2,6-dimethylocta-2,6-dien-4-ol

9-chloro-3,3,7-trimethylnona-4,7-dienal