Formula: C29H34O9 | Mol. Weight: 526.60 g/mol
IUPAC: methyl (2R)-2-acetyloxy-2-[(1R,2S,5R,6R,13S,16S)-6-(furan-3-yl)-1,5,15,15-tetramethyl-8,14,17-trioxo-7-oxatetracyclo[11.3.1.02,11.05,10]heptadec-10-en-16-yl]acetate
CC(=O)OC(C1C(C(=O)C2CC3=C4CC(=O)OC(C4(CCC3C1(C2=O)C)C)C5=COC=C5)(C)C)C(=O)OC