2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-5-methoxychromen-4-one 2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-5-methoxy-chromen-4-one 2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-5-methoxy-4-chromenone 2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-5-methoxy-chromone 529-51-1 2-(3,4-Dihydroxyphenyl)-3,7-dihydroxy-5-methoxy-4H-1-benzopyran-4-one 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-5-methoxy- Azaleatin C10022 Quercetin 5-methyl ether