Assertion: azo dye | /r/HasProperty | sunset yellow fcf
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Source sentences:
text: Today, seven are certified, including erythrosine (tetraiodofluorescein), indigotine (5,5′-disulfonatoindigo), two triphenylmethanes (Fast Green FCF and Brilliant Blue FCF), and three azo dyes (Sunset Yellow FCF, Allura Red, and Tartrazine).