Formula: C20H22O7 | Mol. Weight: 374.40 g/mol
IUPAC: (1S,2R,6S,7S,8R)-6-[2-(furan-3-yl)-2-hydroxyethyl]-1-hydroxy-2,6-dimethyl-10-oxo-9-oxatricyclo[6.2.2.02,7]dodeca-4,11-diene-5-carboxylic acid
CC12CC=C(C(C1C3C=CC2(C(=O)O3)O)(C)CC(C4=COC=C4)O)C(=O)O