Formula: C31H30O10 | Mol. Weight: 562.60 g/mol
IUPAC: methyl 21-[(E)-3-hydroperoxy-3-methylbut-1-enyl]-7,14-dihydroxy-18,18-dimethyl-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(=C)C1=C2C(=C3C(=C1)C(=O)C4=C(O3)C(=C5C(=C4O)C=CC(O5)(C)C)C=CC(C)(C)OO)C(=O)CC2(C(=O)OC)O