7-ethynyl-7,11-dimethyldodeca-1,10-diene

氯甲酸甲酯

2-methyl-2-(4-methylpent-3-en-1-yl)oct-7-enal

2-methyl-2-(4-methylpent-3-en-1-yl)oct-7-enenitrile

2,6-二甲基-5-庚烯腈