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1-(4-Bromophenyl)piperazine66698-28-0100 % similar 1-(4-Bromophenyl)piperazine monohydrochloride68104-62-188 % similar 1-(4-Hydroxyphenyl)piperazine56621-48-864 % similar 1-(3-Bromophenyl)piperazine31197-30-561 % similar 1-(4-Chlorophenyl)piperazine38212-33-861 % similar Phenylpiperazine92-54-659 % similar 1-(4-Fluorophenyl)piperazine2252-63-359 % similar 4-(4-Bromophenyl)morpholine30483-75-159 % similar 1-(4-Methylphenyl)piperazine39593-08-359 % similar 1-Biphenyl-4-yl-piperazine180698-19-557 % similar 1-(4-Pyridyl)piperazine1008-91-955 % similar 1-(4-Chlorophenyl)piperazine hydrochloride13078-12-155 % similar N-(4-Chlorophenyl)piperazine dihydrochloride38869-46-455 % similar 1-Phenylpiperazine hydrochloride2210-93-753 % similar 1-[4-(Trifluoromethyl)phenyl]piperazine30459-17-753 % similar 1-(4-Methoxyphenyl)piperazine38212-30-553 % similar 1-(4-Fluorophenyl)piperazine dihydrochloride64090-19-353 % similar 4-(1-Piperazinyl)benzonitrile68104-63-253 % similar 4-Bromo-N,N-diethylbenzenamine2052-06-452 % similar 1-(4-Ethoxyphenyl)piperazine46415-29-650 % similar