2-羟基-4-硝基苯腈

2-氨基-4-乙酰氨基苯甲酸

4-amino-2-hydroxybenzoic acid,hydrochloride

cytosinium 4-aminosalicylate

sodium (S)-2-(4-amino-2-hydroxybenzamido)-3-(1H-indol-3-yl)propanoate