173908-42-4 1H-Pyrrole-2-carboxylic acid, 1-[(5-amino-2-chlorophenyl)sulfonyl]-, methyl ester AIDS-043436 AIDS043436 Methyl 1-[(2-chloro-5-aminophenyl)sulfonyl]-1H-pyrrole-2-carboxylate Pyrrolyl Phenyl Sulfone deriv.