7-Oxo-4,5,6,7-tetrahydro-benzo[b]thiophene-3-sulfonic acid [2-(4-fluoro-2-nitro-phenyl)-ethyl]-methyl-amide
7-Oxo-4,5,6,7-tetrahydro-benzo[b]thiophene-3-sulfonic acid [2-(4-fluoro-3-nitro-Phenyl)-ethyl]-methyl-amide
7-oxo-4,5,6,7-tetrahydro-benzo[b]thiophene-3-sulfonic acid [2-(4-fluorophenyl)-ethyl]-methyl-amide
7-oxo-4,5,6,7-tetrahydrobenzothiophene-3-carboxylic acid