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1-(p-Tolyl)piperazine39593-08-341 % similar 1-(3-Biphenylyl)piperazine115761-61-041 % similar 1-(3-Methylphenyl)piperazine41186-03-241 % similar 1-(2,6-Dimethylphenyl)piperazine1012-91-540 % similar 1-(2-Pyridyl)piperazine monohydrochloride129394-11-239 % similar 1-(3-Chlorophenyl)piperazine6640-24-039 % similar 1,2-Difluorobenzene367-11-338 % similar Quipazine4774-24-738 % similar 1-(4-Pyridyl)piperazine1008-91-938 % similar Pyrimidinylpiperazine20980-22-738 % similar 1-Benzylpiperazine2759-17-338 % similar 1-Benzylpiperazine2759-28-638 % similar 1-(4-Chlorophenyl)piperazine38212-33-838 % similar 1-(2-Phenylethyl)piperazine5321-49-338 % similar 1-(4-(Trifluoromethyl)phenyl)piperazine30459-17-738 % similar 4-(1-Piperazinyl)benzonitrile68104-63-238 % similar 1-(3-Methylphenyl)piperazine dihydrochloride13078-13-238 % similar 1-[3-(Trifluoromethyl)phenyl]piperazine15532-75-938 % similar 1-(4-Fluoro-alpha-phenylbenzyl)piperazine27064-89-738 % similar 2-Piperazin-1-yl-1,3-benzothiazole55745-83-038 % similar