2-(4,5-dimethoxy-2-morpholin-4-ylsulfonylphenyl)-N-[(1S)-2-[(3S)-3-hydroxypyrrolidin-1-yl]-1-phenylethyl]-N-methylacetamide 2-(4,5-dimethoxy-2-morpholinosulfonyl-phenyl)-N-[(1S)-2-[(3S)-3-hydroxypyrrolidin-1-yl]-1-phenyl-ethyl]-N-methyl-acetamide 2-(4,5-dimethoxy-2-morpholinosulfonylphenyl)-N-[(1S)-2-[(3S)-3-hydroxy-1-pyrrolidinyl]-1-phenylethyl]-N-methylacetamide 2-(4,5-dimethoxy-2-morpholin-4-ylsulfonyl-phenyl)-N-[(1S)-2-[(3S)-3-hydroxypyrrolidin-1-yl]-1-phenyl-ethyl]-N-methyl-ethanamide