Synonyms: 4-{3-[(Z)-(2,4-Dioxo-1,3-thiazolidin-5-ylidene)methyl]-2,5-dimethyl-1H-pyrrol-1-yl}benzoic acid;Benzoic acid, 4-[3-[(Z)-(2,4-dioxo-5-thiazolidinylidene)methyl]-2,5-dimethyl-1H-pyrrol-1-yl]-;benzoic acid, 4-[3-[(Z)-(4-hydroxy-2-oxo-5(2H)-thiazolylidene)methyl]-2,5-dimethyl-1H-pyrrol-1-yl]-