1-Phenyl-5-(p-bromophenyl)-3-hydroxy-4-carboxymethyl-2,5-dihydro-2-pyrrolone 145510-85-6 1H-Pyrrole-3-acetic acid, 2,5-dihydro-2-(4-bromophenyl)-4-hydroxy-5-oxo-1-phenyl- 2,5-Dihydro-2-(4-bromophenyl)-4-hydroxy-5-oxo-1-phenyl-1H-pyrrole-3-acetic acid