1-(2-((2-Cyanoethyl)(1-oxodocosyl)amino)ethyl)-2-henicosyl-4,5-dihydro-1-methyl-1H-imidazolium methyl sulphate 1H-Imidazolium, 1-(2-((2-cyanoethyl)(1-oxodocosyl)amino)ethyl)-2-heneicosyl-4,5-dihydro-1-methyl-, methyl sulfate 67874-08-2 EINECS 267-452-0