IUPAC: (3aS,9R,9aS,9bS)-9-hydroxy-6,9-dimethyl-3-methylidene-2H,3H,3aH,4H,5H,7H,8H,9H,9aH,9bH-azuleno[4,5-b]furan-2-one

SMILES: [H][C@@]12CCC(C)=C3CC[C@@](C)(O)[C@]3([H])[C@H]1OC(=O)C2=C |t:5|