1 T8D 1-{4-[(5-chlorothiophen-2-yl)sulfonyl]piperazin-1-yl}ethan-1-one 1.000 2 T1V 1-{4-[(thiophen-2-yl)sulfonyl]piperazin-1-yl}ethan-1-one 0.944 3 T6M 1-{4-[(4-chlorophenyl)sulfonyl]piperazin-1-yl}ethan-1-one 0.850 4 T1Y 1-{4-[(3-fluorophenyl)sulfonyl]piperazin-1-yl}ethan-1-one 0.762 5 T3V 1-{4-[(2-fluorophenyl)sulfonyl]piperazin-1-yl}ethan-1-one 0.762 6 U1A 1-{4-[(4-methylphenyl)sulfonyl]piperazin-1-yl}ethan-1-one 0.762 7 P7E 4-(4-ethanoylpiperazin-1-yl)sulfonylbenzaldehyde 0.727 8 T3G 1-{4-[(2,6-difluorophenyl)sulfonyl]piperazin-1-yl}ethan-1-one 0.727 9 T4D 2-[(4-acetylpiperazin-1-yl)sulfonyl]benzonitrile 0.727 10 T71 1-{4-[(2,5-dimethylphenyl)sulfonyl]piperazin-1-yl}ethan-1-one 0.727 11 U1M 1-{4-[(2,4-dimethylphenyl)sulfonyl]piperazin-1-yl}ethan-1-one 0.727