IUPAC: methyl (4R)-4-[(1R,3aR,5aR,9aS,11aR)-3a,6,6,9a,11a-pentamethyl-3,4,7,10-tetraoxo-1H,2H,3H,3aH,4H,5H,5aH,6H,7H,8H,9H,9aH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]pentanoate

SMILES: [H][C@@]1(CC(=O)[C@@]2(C)C3=C(C(=O)C[C@]12C)[C@@]1(C)CCC(=O)C(C)(C)[C@]1([H])CC3=O)[C@H](C)CCC(=O)OC