Piperazine dihydrochloride

1-[3-(biphenyl-2-yloxy)propyl]-4-methylpiperazine dihydrochloride

1-[(2R)-1-phenylpropan-2-yl]-4-[(2S)-1-phenylpropan-2-yl]piperazine dihydrochloride

1-(piperidin-1-ylacetyl)-4-(3-piperidin-1-ylpropanoyl)piperazine dihydrochloride

1-(4-chlorophenyl)-4-(2-{1-[(4-chlorophenyl)carbonyl]piperidin-2-yl}ethyl)piperazine dihydrochloride

4-(2-chloroethyl)-1,2,2,6,6-pentamethylpiperazine dihydrochloride