3-bromo-3-methylbut-1-ene

7-羟基-3-异戊烯基香豆素

1,2,3,3,6,6-hexamethylcyclohexene

1,1,3-trimethyl-2-methylidene-3-propan-2-ylcyclopentane

4,4,5,5-tetramethyl-1-propan-2-ylcyclopentene