2-碘异酞酸二甲酯

9-chloro-N-[2-(dimethylamino)ethyl]-5-methylacridine-4-carboxamide

9,10-二氢-5-甲氧基-9-氧代-4-吖啶甲酸

4-羧基-9-茚酮

2-(4-methoxyanilino)benzene-1,3-dicarboxylic acid