2-methyl cyclohexane

4-叔丁基邻二甲苯

11,12-dimethyl-4,5,9,14-tetrahydro-8b,14b-methanotribenzo[ab:e:hi]cyclododecene

1,2-dimethyl-4-s-butylbenzene

1,2-dimethyl-3-s-butylbenzene