9-hydroxy-2,6-dimethyl-4H-pyrrolo[3,2,1-ij]quinolin-4-one

硫酸二甲酯

2,6-dimethyl-9-methoxy-1,2-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-4-one

2,7-二羟基-4-甲基喹啉

间苯二胺