173908-16-2 1H-Pyrrole-2-carboxylic acid, 1-[(5-chloro-2-nitrophenyl)sulfonyl]-, propyl ester AIDS-043506 AIDS043506 Pyrrolyl Phenyl Sulfone deriv. n-Propyl 1-[(5-Chloro-2-nitrophenyl)sulfonyl]-1H-pyrrole-2-carboxylate