Formula: C26H28O11 | Mol. Weight: 516.50 g/mol
IUPAC: 3-(2,4-dihydroxyphenyl)-5-hydroxy-6-(3-methylbut-2-enyl)-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one
CC(=CCC1=C(C=C2C(=C1O)C(=O)C(=CO2)C3=C(C=C(C=C3)O)O)OC4C(C(C(C(O4)CO)O)O)O)C