Formula: C33H38O10 | Mol. Weight: 594.60 g/mol
IUPAC: methyl (4R,8R,9R,10R,11R,12R,13S,17S)-11-acetyloxy-17-(furan-3-yl)-6-hydroxy-4,8,10,13-tetramethyl-12-(2-methylpropanoyloxy)-3,7-dioxo-11,12,16,17-tetrahydro-9H-cyclopenta[a]phenanthrene-4-carboxylate
CC(C)C(=O)OC1C(C2C3(C=CC(=O)C(C3=C(C(=O)C2(C4=CCC(C14C)C5=COC=C5)C)O)(C)C(=O)OC)C)OC(=O)C