5-(4-甲氧基苯基)-[1,3,4]噁二唑-2-硫基]-乙酸

2-(2,4,6-三溴苯氧基)乙酸

2-(2,3,4,5,6-pentachlorophenyl)sulfanylacetic acid

2-(3-methoxyanilino)acetic acid

4-[bis(carboxymethyl)amino]benzoic acid