Formula: C27H30O9 | Mol. Weight: 498.50 g/mol
IUPAC: [(1R,2S,5S,7S,8S,9R,12S,13S)-2,2',2',9,13-pentamethyl-6,16-dimethylidene-6',11,15-trioxospiro[10,14,17-trioxapentacyclo[7.6.1.17,12.01,12.02,7]heptadecane-5,3'-pyran]-8-yl] acetate
CC1C23C(=O)OC4(C(C5(O2)C(=C)C6(CCC5(C3(C4=C)C(=O)O1)C)C=CC(=O)OC6(C)C)OC(=O)C)C