3,3',4',5,7-Pentahydroxyflavone dihydrate2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one dihydrateQUERCETINSophoretinQuercetineMeletinXanthaurineQuercitinQuercetolQuercetin dihydrateQUERCITRIN DIHYDRATE2-(3,4-二羟苯基)-3,5,7-三羟基-4H-1-苯并吡喃-4-酮 二水合物3,3′,4′,5,7-五羟基黄酮 二水合物3,3′,4′,5,7-Pentahydroxyflavone dihydrateQuercetin dihydrate槲皮素 二水合物3,3',4',5,7-Pentahydroxyflavone dihydrateQuercetin dihydrate2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one dihydrate栎精二水合物Quercetin hydrate2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one dihydrate