1H-Benzimidazolium, 2-(7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl)-1,3-dimethyl-, methyl sulfate;7-diethylamino-3-(1,3-dimethylbenzoimidazol-2-yl)chromen-2-one; sulfonatooxymethane;BASIC YELLOW 40;
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