N-(2-aminophenyl)-2-hydroxybenzamide

4-hydroxy-2-[(2-hydroxybenzoyl)amino]benzoic acid

2-甲氧基-9-占顿酮

8-[(2-羟基苯甲酰基)氨基]辛酸

ethyl 4-chloro-2-oxochromene-3-carboxylate