IUPAC: (3aR,4S,4aR,7aS,8R,9aS)-4a,8-dimethyl-3-methylidene-2,5-dioxo-dodecahydroazuleno[6,5-b]furan-4-yl acetate

SMILES: [H][C@]12C[C@@H](C)[C@]3([H])CCC(=O)[C@@]3(C)[C@@H](OC(C)=O)[C@]1([H])C(=C)C(=O)O2