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

SMILES: CC1=C2C[C@H]3[C@H](C[C@@]2(C)[C@H](O)CC1)OC(=O)C3=C |c:1|