3',5,7-Trihydroxy-4'-methoxyflavanone 4H-1-Benzopyran-4-one, 2,3-dihydro-5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-, (S)- 5,7,3'-Trihydroxy-4'-methoxyflavanone 520-33-2 Cyanidanon 4'-methyl ether 1626 Flavanone, 3',5,7-trihydroxy-4'-methoxy- HESPERETIN Hesperitin NSC57654