1,1,2,2,4-pentamethyl-3,6-dihydrodisiline

3-甲基-2-丁酮

2-甲基-2-丁烯醛; 惕各醛; 顺芷醛

3-chloro-3-methylbutan-2-ol

4-甲氧基-2-甲基-1-丁烯