DIOLEOYLETHYL HYDROXYETHYLMONIUM METHOSULFATE; Ethanaminium, N-(2-hydroxyethyl)-N-methyl-2-[(1-oxo-9-octadecenyl)oxy]-N-[2-[(1-oxo-9-octadecenyl)oxy]ethyl]-, methyl sulfate (salt); Quaternary ammonium salts CAS NO:155042-51-6