1-Cyclopropylpiperazine20327-23-539 % similar 4-N-Boc-4-N-methyl-aminopiperidine108612-54-038 % similar N-Methyl-4-piperidinamine45584-07-438 % similar 1-Cyclopentylpiperazine21043-40-336 % similar 4-Propylpiperidine22398-09-036 % similar 4-Methoxypiperidine4045-24-336 % similar Isopropylpiperazine4318-42-736 % similar 4-Piperidineethanol622-26-436 % similar Methylpiperazine109-01-335 % similar 4-Piperidinamine13035-19-335 % similar 4,4′-Trimethylenedipiperidine16898-52-535 % similar Piperidin-4-ol5382-16-135 % similar 4,4′-Dipiperidine dihydrochloride78619-84-835 % similar 1-Cyclopropylpiperazine dihydrochloride139256-79-435 % similar 1-Cyclohexylpiperazine17766-28-835 % similar 1-Cycloheptylpiperazine21043-42-535 % similar 1-Cyclooctylpiperazine21043-43-635 % similar N-Methylpiperidin-4-amine dihydrochloride1220039-56-433 % similar 4-(Methoxymethyl)piperidine399580-55-333 % similar 4-(Pyrrolidin-3-yl)morpholine53617-37-133 % similar