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1-Methylpiperazine dihydrochloride34352-59-5100 % similar Methylpiperazine109-01-382 % similar 1-Methylhomopiperazine4318-37-067 % similar 1-Methyl-4-(piperazin-1-yl)piperazine hydrochloride436099-90-056 % similar 1-(1-Methyl-4-piperidinyl)piperazine23995-88-252 % similar N1,N2-Dimethyl-N1-[2-(methylamino)ethyl]-1,2-ethanediamine105-84-050 % similar Nitrogen mustard55-86-748 % similar 1-Cyclopropylpiperazine dihydrochloride139256-79-446 % similar Cyclen tetrahydrochloride10045-25-744 % similar 1,4-Dimethylpiperazine106-58-144 % similar Piperazine hydrochloride142-64-344 % similar 1-Methyl-4-(piperidin-4-yl)piperazine53617-36-044 % similar 1,4,7-Triazacyclononane trihydrochloride58966-93-144 % similar 4-Piperidinamine, N-methyl-, hydrochloride (1:2)1220039-56-444 % similar 1-Methyl-4-(methylamino)piperidine73579-08-544 % similar 4-Amino-1-methylpiperidine dihydrochloride1193-03-942 % similar 4-(Dimethylamino)piperidine dihydrochloride4876-59-942 % similar N-Methyl-4-chloropiperidine hydrochloride5382-23-042 % similar 4-Methyl-4,7-diazaspiro[2.5]octane dihydrochloride1152111-72-241 % similar 1-Methylhexahydro-4-azepinone hydrochloride19869-42-241 % similar