73003-88-0 EINECS 277-211-1 Methanaminium, N-(4-((2-chlorophenyl)(4-(dimethylamino)phenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-methyl-, salt with 4,4'-bis((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)(1,1'-biphenyl)-2,2'-disulfonic acid(2:1)