2-[BIS[2-(2-HYDROXYETHOXY)ETHYL]-METHYL-AMMONIO]ETHYL-[2-(2-HYDROXYETHOXY)ETHYL]-[2-[2-(2-HYDROXYETHOXY)ETHYL-METHYL-OCTADECYL-AMMONIO]ETHYL]-METHYL-AMMONIUM; METHYL SULFATE
CAS No. 4998-50-9