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Chemical structures of some flavonoids found in vegetable and fruits, including isoflavones (genistein), flavonols (quercetin, kaempferol, myricetin and fisetin), flavones (luteolin), anthocyanidins (pelargonidin, delphinidin and cyanidin-3-glucoside) and flavan-3-ols (epigallocatechin-3 gallate).
