73297-20-8 Xanthylium, 3-(diethylamino)-9-(2-(ethoxycarbonyl)phenyl)-6-(ethylamino)-, Xanthylium, 3-(diethylamino)-9-(2-(ethoxycarbonyl)phenyl)-6-(ethylamino)-, (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-)