Synonyms: 1H-Pyrrole-2-aceticacid, 3-carboxy-5-(4-chlorobenzoyl)-1,4-dimethyl-, a-ethyl ester (9CI);Pyrrole-2-acetic acid,3-carboxy-5-(p-chlorobenzoyl)-1,4-dimethyl-, 2-ethyl ester (8CI);5-(4-Chlorobenzoyl)-2-(2-ethoxy-2-oxoethyl)-1,4-dimethyl-1H-pyrrole-3-carboxylic acid;Ethyl 3-carboxy-5-(4-chlorobenzoyl)-1,4-dimethyl-1H-pyrrole-2-acetate;