IUPAC: 2,5-dioxopyrrolidin-1-yl 3-{[(1S,3aS,3bR,9bS,11aS)-1,7-dihydroxy-11a-methyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-4-yl]sulfanyl}propanoate

SMILES: [H][C@@]12CC[C@H](O)[C@@]1(C)CC[C@]1([H])c3ccc(O)cc3CC(SCCC(=O)ON3C(=O)CCC3=O)[C@@]21[H]