Formula: C26H34O9 | Mol. Weight: 490.50 g/mol
IUPAC: [(1R,1'S,3'R,5S,6R,7R,9S)-3',7-diacetyloxy-6',6'-dimethyl-10-methylidene-2,11-dioxospiro[3-oxatricyclo[7.2.1.01,6]dodecane-5,2'-cyclohexane]-1'-yl]methyl acetate
CC(=O)OCC1C(CCC(C12COC(=O)C34C2C(CC(C3)C(=C)C4=O)OC(=O)C)OC(=O)C)(C)C