Quercetin

TMQ

F6H

7

6

4′

5′

3,6,7,2′,4′-Pentamethyl-quercetagetin 5′-O-glucoside

3,7,4′,5′-tetramethyl-quercetin 2′-O-glucoside

3

MeO O

O

OMe

OMe

OH

OH

HO

MeO O

O

OMe

OMe

OH

OH