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1-(2-Ethoxyethyl)piperazine13484-38-3100 % similar 4-(2-Piperazin-1-yl-ethyl)-morpholine4892-89-167 % similar 1-(2-Methoxyethyl)piperazine13484-40-756 % similar 1-[2-(2-Hydroxyethoxy)ethyl]piperazine13349-82-155 % similar 1-Propylpiperazine21867-64-150 % similar 1-[2(2-Hydroxyethoxy)ethyl]piperazine dihydrochloride85293-16-950 % similar N,N-Diethyl-2-(piperazin-1-yl)ethan-1-amine4038-92-048 % similar 1-[2-(Dipropylamino)ethyl]piperazine496808-01-648 % similar 1-(2-Benzyloxy-ethyl)-piperazine4981-85-547 % similar 1-Butylpiperazine5610-49-146 % similar 1-Ethylpiperazine5308-25-846 % similar 1-(3-Diethylaminopropyl)piperazine22764-55-245 % similar 1-Propylpiperazine dihydrobromide64262-23-345 % similar Ethyl piperazine-1-acetate40004-08-844 % similar Ethylene glycol diethyl ether629-14-143 % similar Dimorpholinodiethyl ether6425-39-443 % similar 1-Hexylpiperazine51619-55-743 % similar 1-Octylpiperazine54256-45-043 % similar 1-Decylpiperazine63207-03-443 % similar 1-Heptylpiperazine82502-77-043 % similar