173908-17-3 1H-Pyrrole-2-carboxylic acid, 1-[(5-chloro-2-nitrophenyl)sulfonyl]-, 1-methylethyl ester I AIDS-043508 AIDS043508 Pyrrolyl Phenyl Sulfone deriv. sopropyl 1-[(5-Chloro-2-nitrophenyl)sulfonyl]-1H-pyrrole-2-carboxylate