1 898 (E)-2-(5-chlorothiophen-2-yl)-N-[(3s)-1-{4-[(1s)-1-(dimethylamino)ethyl]-2-fluorophenyl}-2-oxopyrrolidin-3-yl]ethenesulfonamide 1.000 2 461 (E)-2-(5-chlorothiophen-2-yl)-N-[(3s)-1-{4-[(1r)-1-(dimethylamino)ethyl]-2-fluorophenyl}-2-oxopyrrolidin-3-yl]ethenesulfonamide 1.000 3 48U 4-[(3s)-3-({[(E)-2-(5-chlorothiophen-2-yl)ethenyl]sulfonyl}amino)-2-oxopyrrolidin-1-yl]-3-fluoro-N,N-dimethylbenzamide 0.935 4 4O5 4-[(3s)-3-({[(E)-2-(5-chlorothiophen-2-yl)ethenyl]sulfonyl}amino)-2-oxo-2,3-dihydro-1h-pyrrol-1-yl]-3-fluoro-N-methylbenzamide 0.903