Similarly the
chemical name of Kaempferol 3,5,7-trihydroxy-2-(4-hydroxyphen
yl)-4H-chromen-4-one and the chemical name for Quercetin is
2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one.
Chemical structures of the proposed flavonoids are shown in Fig. 1.