2-hydroxy-5-methylsulfonylbenzoic acid

2-羟基-5-(吗啉-4-磺酰基)-苯甲酸

2-羟基-5-(4-甲氧基苯磺酰基)-苯甲酸

2-hydroxy-5-(phenylsulfamoyl)benzoic acid

2-hydroxy-5-[(3-nitrophenyl)sulfamoyl]benzoic acid