1,4,8,12-Tetraazacyclopentadecane15439-16-4100 % similar Cyclam295-37-4100 % similar 1,4-Diazacycloheptane505-66-8100 % similar Azetidine503-29-789 % similar Pyrrolidine123-75-170 % similar Piperazine110-85-067 % similar Aziridine151-56-467 % similar Cyclen294-90-667 % similar Azetidine hydrochloride36520-39-567 % similar 1,4,7-Triazacyclononane4730-54-567 % similar Polyethylenimine9002-98-667 % similar Piperidine110-89-464 % similar Azepane111-49-964 % similar Azocane1121-92-264 % similar N,N′-Bis(3-aminopropyl)ethylenediamine10563-26-553 % similar Norspermine4605-14-553 % similar N,N′-Bis(2-aminoethyl)-1,3-propanediamine4741-99-553 % similar 1,4,7,10-Tetraazacyclododecane, hydrochloride (1:4)10045-25-750 % similar Arpezine142-63-250 % similar Piperazine hydrochloride142-64-350 % similar