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1-(4-Methoxyphenyl)piperazine38212-30-555 % similar 1-(4-Fluorophenyl)piperazine dihydrochloride64090-19-355 % similar 1-(4-Bromophenyl)piperazine monohydrochloride68104-62-155 % similar 4-(1-Piperazinyl)benzonitrile68104-63-255 % similar 1-(5-Chloro-2-methylphenyl)piperazine76835-20-653 % similar 1-(4-Ethoxyphenyl)piperazine46415-29-652 % similar Piperazine, 1-(3,4-dichlorophenyl)-, hydrochloride (1:2)76835-17-152 % similar 1-(3,4-Dimethylphenyl)piperazine1014-05-750 % similar 1-(4-Chloro-benzenesulfonyl)-piperazine16017-53-150 % similar 1-(3-Fluorophenyl)piperazine3801-89-650 % similar N-(4-Methoxyphenyl)piperazine dihydrochloride38869-47-550 % similar 1-(4-Acetylphenyl)piperazine51639-48-650 % similar 1-(4-Nitrophenyl)piperazine6269-89-250 % similar 1-(4-Methoxyphenyl)piperazine hydrochloride84145-43-750 % similar (-)-1-[(4-Chlorophenyl)phenylmethyl]piperazine130018-88-149 % similar (-)-1-[(4-Chlorophenyl)phenylmethyl]piperazine300543-56-049 % similar Norchlorcyclizine303-26-449 % similar 1-(3-Biphenylyl)piperazine115761-61-048 % similar 1-(3-Bromophenyl)piperazine31197-30-548 % similar 1-(3-Methylphenyl)piperazine41186-03-248 % similar