1 7R9 5-chloro-thiophene-2-carboxylic acid [(S)-2-[2-difluoromethoxy-3-(2-oxo-piperidin-1-yl)-benzenesulfonylamino]-3-((S)-3-dimethylamino-pyrrolidin-1-yl)-3-oxo-propyl]-amide 1.000 2 6XS 5-chloro-thiophene-2-carboxylic acid [(S)-2-[2-chloro-5-fluoro-3-(2-oxo-piperidin-1-yl)-benzenesulfonylamino]-3-(4-methyl-piperazin-1-yl)-3-oxo-propyl]-amide 0.723