4-(Piperidin-4-yl)morpholine53617-35-9100 % similar 4-(Pyrrolidin-3-yl)morpholine53617-37-176 % similar 4-(1-Pyrrolidinyl)piperidine5004-07-963 % similar 1,4′-Bipiperidine4897-50-160 % similar 1-Cyclopropylpiperazine20327-23-557 % similar 1,4′-Bipiperidine, hydrochloride (1:2)4876-60-254 % similar 1-Methyl-4-(piperidin-4-yl)piperazine53617-36-054 % similar 1-Cyclopentylpiperazine21043-40-352 % similar 1-(Oxetan-3-yl)piperazine1254115-23-550 % similar 1-Cyclopropylpiperazine dihydrochloride139256-79-450 % similar 1-Cyclohexylpiperazine17766-28-850 % similar 1-Cycloheptylpiperazine21043-42-550 % similar 1-Cyclooctylpiperazine21043-43-650 % similar 1-Methyl-4-(piperazin-1-yl)piperazine hydrochloride436099-90-048 % similar Morpholine110-91-845 % similar 1-(1-Methyl-4-piperidinyl)piperazine23995-88-245 % similar 4-(2-Piperazin-1-yl-ethyl)-morpholine4892-89-144 % similar 4-(3-Methyl-piperidin-1-yl)-piperidine551923-14-944 % similar Diaza-18-crown-623978-55-443 % similar 1,4,10-Trioxa-7,13-diazacyclopentadecane31249-95-343 % similar