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1-[2-(2,5-Dimethyl-1H-pyrrol-1-yl)ethyl]piperazine5059-36-9100 % similar 1-(2-Phenylethyl)piperazine5321-49-341 % similar 1-(2-Imidazol-1-yl-ethyl)-piperazine381721-55-739 % similar 1-Propylpiperazine21867-64-139 % similar 4-Benzylpiperazine hydrochloride110475-31-538 % similar Benzylpiperazine dihydrochloride5321-63-138 % similar 1-[2-(Dimethylamino)ethyl]piperazine3644-18-638 % similar N,N-Diethyl-2-(piperazin-1-yl)ethan-1-amine4038-92-038 % similar 1-[2-(Dipropylamino)ethyl]piperazine496808-01-638 % similar 1-(3-Methylbenzyl)piperazine5321-48-238 % similar 1-Benzylpiperazine2759-17-337 % similar 1-Benzylpiperazine2759-28-637 % similar 1-(2-Phenoxyethyl)piperazine13484-37-237 % similar 1-[2-(1-Pyrrolidinyl)ethyl]piperazine22763-69-537 % similar 1-Butylpiperazine5610-49-136 % similar 1-(4-Methylphenyl)piperazine39593-08-336 % similar 1-(2-Piperidinoethyl)piperazine22763-65-135 % similar 1-Ethylpiperazine5308-25-835 % similar 1-(2-Methoxyethyl)piperazine13484-40-735 % similar 1-(3-Diethylaminopropyl)piperazine22764-55-235 % similar