Formula: C31H30O8 | Mol. Weight: 530.60 g/mol
IUPAC: methyl 7,14-dihydroxy-18,18-dimethyl-21-(3-methylbut-2-enyl)-5,12-dioxo-9-prop-1-en-2-yl-2,19-dioxapentacyclo[11.8.0.03,11.04,8.015,20]henicosa-1(13),3,8,10,14,16,20-heptaene-7-carboxylate
CC(=CCC1=C2C(=C(C3=C1OC4=C5C(=O)CC(C5=C(C=C4C3=O)C(=C)C)(C(=O)OC)O)O)C=CC(O2)(C)C)C