84989-45-7 EINECS 284-936-7 Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-, (2,4-dihydro-4-((2-hydroxy-5-nitrophenyl)azo)-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-))(2-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)benzoato(2-))chromate(1-)