N-[3-[4-[4-(cyclohexylmethylsulfonylamino)butyl]piperazin-1-yl]phenyl]acetamide
N-[3-[4-[4-(cyclohexylmethylsulfonylamino)butyl]-1-piperazinyl]phenyl]acetamide
N-[3-[4-[4-(cyclohexylmethylsulfonylamino)butyl]piperazin-1-yl]phenyl]ethanamide