180905-83-3 1H-Pyrrole-2-carboxylic acid, 1-[(2-amino-4-chlorophenyl)sulfonyl]-, ethyl ester AIDS-043328 AIDS043328 Ethyl 1-[(2-Amino-4-chlorophenyl)sulfonyl]-1H-pyrrole-2-carboxylate Pyrrolyl Phenyl Sulfone deriv.