1-(1-Methyl-4-piperidinyl)piperazine23995-88-2100 % similar 1-Methyl-4-(piperidin-4-yl)piperazine53617-36-072 % similar 1-Methyl-4-(piperazin-1-yl)piperazine hydrochloride436099-90-064 % similar 1-Cyclopropylpiperazine20327-23-564 % similar Methylpiperazine109-01-359 % similar 1-Cyclopentylpiperazine21043-40-358 % similar 1-Cyclopropylpiperazine dihydrochloride139256-79-456 % similar 1-Cyclohexylpiperazine17766-28-856 % similar 1-Cycloheptylpiperazine21043-42-556 % similar 1-Cyclooctylpiperazine21043-43-656 % similar 1-Methylpiperazine dihydrochloride34352-59-552 % similar 1-Methylhomopiperazine4318-37-050 % similar 4-(1-Pyrrolidinyl)piperidine5004-07-950 % similar 1,4′-Bipiperidine4897-50-148 % similar 1-Methyl-4-(methylamino)piperidine73579-08-548 % similar Isopropylpiperazine4318-42-746 % similar 4-Chloro-1-methylpiperidine5570-77-446 % similar 4-(Piperidin-4-yl)morpholine53617-35-945 % similar 1-(Oxetan-3-yl)piperazine1254115-23-544 % similar 1,4′-Bipiperidine, hydrochloride (1:2)4876-60-243 % similar