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1-(p-Tolyl)piperazine39593-08-3100 % similar 1-(3-Methylphenyl)piperazine41186-03-261 % similar 1-(4-Chlorophenyl)piperazine38212-33-861 % similar Phenylpiperazine92-54-659 % similar 1-(4-Fluorophenyl)piperazine2252-63-359 % similar N,N-Bis(2-hydroxyethyl)-p-toluidine3077-12-159 % similar p-(1-Piperazinyl)phenol56621-48-859 % similar 1-(4-Bromophenyl)piperazine66698-28-059 % similar 1-(3,4-Dimethylphenyl)piperazine1014-05-758 % similar 1-(4-Methoxyphenyl)piperazine38212-30-558 % similar 1-Biphenyl-4-yl-piperazine180698-19-557 % similar 1-(3-Methylphenyl)piperazine dihydrochloride13078-13-256 % 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-(2,5-Dimethylphenyl)piperazine1013-25-855 % similar 1-(2,4-Dimethylphenyl)piperazine1013-76-955 % similar 1-(4-Ethoxyphenyl)piperazine46415-29-655 % similar N,N-Diethyl-p-toluidine613-48-954 % similar 1-Phenylpiperazine hydrochloride2210-93-753 % similar