5863-46-7 Benzenemethanaminium, N-(4-((4-(diethylamino)-2-methylphenyl)(4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-ethyl-3-sulfo-, hydroxide, inner salt, sodium salt Benzenemethanaminium, N-(4-((4-(diethylamino)-2-methylphenyl)(4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-ethyl-3-sulfo-, inner salt, sodium salt C.I. ACID BLUE 15, SODIUM SALT EINECS 227-511-3 Hydrogen (4-((4-(diethylamino)-o-tolyl)(4-(ethyl(3-sulphonatobenzyl)amino)phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)(ethyl)(3-sulphonatobenzyl)ammonium, sodium salt