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Norchlorcyclizine303-26-441 % similar 1-((2-Chlorophenyl)methyl)piperazine17532-19-341 % similar 4-(3-Chlorophenyl)-α-(diphenylmethyl)-1-piperazineethanol dihydrochloride193611-72-240 % similar 1-(2-Bromophenyl)piperazine1011-13-840 % similar 1-(2,3-Dimethylphenyl)piperazine1013-22-539 % similar 1-(4-Ethoxyphenyl)piperazine46415-29-639 % similar 1-(2-Fluorophenyl)piperazine1011-15-039 % similar 2-(1-Piperazinyl)phenol1011-17-239 % similar 1-(3,5-Dichloro-4-pyridinyl)piperazine175277-80-239 % similar Pyridinylpiperazine34803-66-239 % similar 2-Mepp39512-51-139 % similar 1-(4-Chloro-benzenesulfonyl)-piperazine16017-53-138 % similar N-(4-Methoxyphenyl)piperazine dihydrochloride38869-47-538 % similar Quipazine4774-24-738 % similar 1-(4-Acetylphenyl)piperazine51639-48-638 % similar 1-(4-Nitrophenyl)piperazine6269-89-238 % similar 1-(4-Methoxyphenyl)piperazine hydrochloride84145-43-738 % similar Pyrimidinylpiperazine20980-22-738 % similar 1-(3-Chlorophenyl)-2,5-dihydro-1H-pyrrole-2,5-dione1204-35-938 % similar 4-(1-Piperazinyl)-1H-indole84807-09-038 % similar