Formula: C22H26O7 | Mol. Weight: 402.40 g/mol
IUPAC: [(3aS,4R,5R,9S,9aS,9bS)-4-acetyloxy-9-hydroxy-6,9-dimethyl-3-methylidene-2-oxo-4,5,9a,9b-tetrahydro-3aH-azuleno[4,5-b]furan-5-yl] (Z)-2-methylbut-2-enoate
CC=C(C)C(=O)OC1C(C2C(C3C(=C1C)C=CC3(C)O)OC(=O)C2=C)OC(=O)C