2,3-二甲基-1,4-苯醌

N-(2,3-dimethylphenyl)cyclohexanimine

3-acetyl-4-hydroxy-7,8-dimethyl-1H-quinolin-2-one

5,6-二氢-7,8-二甲基-4,5-二氧代-4H-吡喃并[3,2-C]喹啉-2-甲酸