Formula: C33H30O10 | Mol. Weight: 586.60 g/mol
IUPAC: 5,6,9-trihydroxy-14-(3-hydroxy-2,4-dimethoxyphenyl)-18-[(4-hydroxy-2-methoxyphenyl)methyl]-16-oxapentacyclo[7.7.1.12,15.01,12.03,8]octadeca-3,5,7,11,13-pentaen-10-one
COC1=C(C(=C(C=C1)C2=CC3=CC(=O)C4(CC35C(C(C2O5)CC6=C(C=C(C=C6)O)OC)C7=CC(=C(C=C74)O)O)O)OC)O