1,2,3,4-四甲基环己烷

2,3,4,5-tetramethylbenzoic acid

2,3,6-trimethylbenzoic acid

4,5,6,7-四甲基-1H-茚

1,2,3,4-tetramethyl-5-[(2,3,4,5-tetramethylphenyl)methyl]benzene