5-((4',5-bis(N-(pyridin-2-yl)sulfamoyl)-[1,1'-biphenyl]-2-yl)diazenyl)-2-hydroxybenzoic acid;(E)-5-((4',5-Bis(N-(Pyridin-2-yl)sulfamoyl)-[1,1'-biphenyl]-2-yl)diazenyl)-2-hydroxybenzoic Acid;Sulfasalazine N-(Pyridin-2-yl)benzenesulfonamide5-[2-[4',5-Bis[(2-Pyridinylamino)sulfonyl][1,1'-biphenyl]-2-yl]diazenyl]-2-hydroxybenzoic Acid;
