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1-Cyclopentylpiperazine21043-40-3100 % similar 1-Cyclohexylpiperazine17766-28-894 % similar 1-Cycloheptylpiperazine21043-42-594 % similar 1-Cyclooctylpiperazine21043-43-694 % similar 1-Cyclopropylpiperazine20327-23-578 % similar 1-Cyclopropylpiperazine dihydrochloride139256-79-467 % similar 4-(1-Pyrrolidinyl)piperidine5004-07-967 % similar 1,4′-Bipiperidine4897-50-164 % similar 1-(1-Methyl-4-piperidinyl)piperazine23995-88-258 % similar 1,4′-Bipiperidine, hydrochloride (1:2)4876-60-256 % similar 1-(Oxetan-3-yl)piperazine1254115-23-552 % similar 4-(Piperidin-4-yl)morpholine53617-35-952 % similar 1-Methyl-4-(piperidin-4-yl)piperazine53617-36-050 % similar 4-Cyclopentyl-1-piperazinamine61379-64-450 % similar Isopropylpiperazine4318-42-748 % similar 1-(Cyclohexylmethyl)piperazine57184-23-346 % similar 1-Methyl-4-(piperazin-1-yl)piperazine hydrochloride436099-90-045 % similar 4-(3-Methyl-piperidin-1-yl)-piperidine551923-14-945 % similar N,N-Diethylcyclohexylamine91-65-642 % similar 1-(1-Methylpropyl)piperazine34581-21-041 % similar