(9ci)-2-氨基-2,3-二氢-4,5,6,7-四甲基-1H-茚-1-酮

1,2,3,4-四甲基蒽

4,5,6,7-tetramethyl-2,3-dihydro-1H-inden-1-ol

2,3,4,5-tetramethylbenzenesulfonic acid

苯偏四甲酸