IUPAC: (3R,4aS,10aR)-3,7,9-trimethoxy-3-methyl-1H,3H,4H,4aH,5H,10H,10aH-naphtho[2,3-c]pyran-5,10-dione

SMILES: COc1cc(OC)c2C(=O)[C@H]3CO[C@](C)(C[C@@H]3C(=O)c2c1)OC