1-(2-chlorophenyl)-4-[3-[4-(3-chlorophenyl)piperazin-1-yl]propyl]piperazine

1-(2-chloroethyl)-4-(3-chlorophenyl)piperazine

4,4'-bis-(3-chloro-phenyl)-1,1'-ethane-1,2-diyl-bis-piperazine

2-[4-(3-chlorophenyl)piperazin-1-yl]ethanol