3,3'4'7-tetOH-Flavone 3,7-Dihydroxy-2-(3,4-dihydroxyphenyl)-4H-1-benzopyran-4-one 5-Desoxyquercetin 528-48-3 AIDS-003057 AIDS003057 C.I. 75620 C.I. Natural Brown 1 Cotinin Fisetin NSC407010 NSC656275