10267-75-1 2,2'-Hexamethylenebis(methylimino)diethanol bismethanesulfonate (ester) dihydrochloride Ethanol, 2,2'-hexamethylenebis(methylimino)di-, bismethanesulfonate (ester), dihydrochloride N,N'-Bis(2-mesyloxyethyl)-N,N'-dimethylhexamethylenediamine dihydrochloride