72765-51-6 Octadecanamide, N-(2-hydroxyethyl)-N-(2-((1-oxooctadecyl)amino)ethyl)-, compd. with diethyl sulfate Sulfuric acid, diethyl ester, compd. with N-(2-hydroxyethyl)-N-(2-((1-oxooctadecyl)amino)ethyl)octadecanamide (1:1)