2,2'-[[3-(Dioctadecylamino)propyl]imino]bisethanol 2,2'-[[3-(Dioctadecylamino)propyl]imino]diethanol CP-20961 N,N-Dioctadecyl-N',N'-bis(2-hydroxyethyl)-1,3-diaminopropane Avridine N,N-Dioctadecyl-N',N'-bis(2-hydroxyethyl)propanediaMine N,N-dioctadecyl-N',N'-bis(2-hydroxyethyl)1,3-propanediamine