3,5-Dihydroxy-2-(4-hydroxy-3-methoxyphenyl)-6,7-dimethoxy-4H-1-benzopyran-4-one 4H-1-Benzopyran-4-one, 3,5-dihydroxy-2-(4-hydroxy-3-methoxyphenyl)-6,7-dimethoxy- 578-71-2 Flavone, 3,4',5-trihydroxy-3',6,7-trimethoxy-