IUPAC: (9S,11bS)-7,11-dihydroxy-3,4,9,11b-tetramethyl-1H,2H,6H,8H,9H,11bH-phenanthro[3,2-b]furan-6-one

SMILES: C[C@H]1Cc2c(O1)c(O)c1c(C(=O)C=C3C(C)=C(C)CC[C@]13C)c2O |t:13,16|