3,4',5,7-Tetrahydroxyflavone 4H-1-Benzopyran-4-one,3,5,7-trihydroxy-2-(4-hydroxyphenyl)-5,7,4'-Trihydroxyflavonol 520-18-3 C.I. 75640 C05903 Indigo yellow Kaempferol Kaempherol Kempferol Nimbecetin Pelargidenolon Populnetin Rhamnolutein Rhamnolutin Robigenin Swartziol Trifolitin