英文名称:Ethanaminium, 2-hydroxy-N,N-bis(2-hydroxyethyl)-N-methyl-, esters with C16-18 and C18-unsatd. fatty acids, Me sulfates (salts); 2-Hydroxy-N,N-bis(2-hydroxyethyl)-N-methylethanaminium esters with (C=16~18) and (C=18)-unsatd. fatty acids, Me sulfates (salts)