Formula: C27H34O9 | Mol. Weight: 502.60 g/mol
IUPAC: methyl 2-[(1R,3R,7S,8S,9S,12R,13S)-13-[(2R)-2-hydroxy-5-oxo-2H-furan-3-yl]-6,6,8,12-tetramethyl-17-methylidene-5,15-dioxo-2,14-dioxatetracyclo[7.7.1.01,12.03,8]heptadecan-7-yl]acetate
CC1(C(C2(C3CCC4(C(OC(=O)CC4(C3=C)OC2CC1=O)C5=CC(=O)OC5O)C)C)CC(=O)OC)C