Formula: C20H26O7 | Mol. Weight: 378.40 g/mol
IUPAC: [(3aR,4R,6R,6aR,9aR,9bR)-6-hydroxy-6,9-dimethyl-3-methylidene-2-oxo-4,5,6a,7,9a,9b-hexahydro-3aH-azuleno[4,5-b]furan-4-yl] (E)-4-hydroxy-2-(hydroxymethyl)but-2-enoate
CC1=CCC2C1C3C(C(CC2(C)O)OC(=O)C(=CCO)CO)C(=C)C(=O)O3