481-46-9 4H-1-Benzopyran-4-one, 5,7-dihydroxy-8-(5-(5-hydroxy-7-methoxy-4-oxo-4H-1-benzopyran-2-yl)-2-methoxyphenyl)-2-(4-hydroxyphenyl)- 7,4'-Dimethylamentoflavone Ginkgetin