6483-73-4 Benzenemethanaminium, N-(4-((4-(bis(phenylmethyl)amino)phenyl)(2,4-disulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-(phenylmethyl)-, hydroxide, inner salt, sodium salt Benzenemethanaminium, N-(4-((4-(bis(phenylmethyl)amino)phenyl)(2,4-disulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-(phenylmethyl)-, inner salt, sodium salt EINECS 229-343-6 Hydrogen di(benzyl)(4-((4-(dibenzylamino)phenyl)(2,4-disulphonatophenyl)methylene)cyclohexa-2,5-dien-1-ylidene)ammonium, sodium salt