173908-33-3 1H-Pyrrole-2-carboxylic acid, 1-[(2-amino-4-chlorophenyl)sulfonyl]-, methyl ester AIDS-043326 AIDS043326 Methyl 1-[(2-Amino-4-chlorophenyl)sulfonyl]-1H-pyrrole-2-carboxylate Pyrrolyl Phenyl Sulfone deriv.