Formula: C22H30O7 | Mol. Weight: 406.50 g/mol
IUPAC: [(1S,2'R,4'S,5S,6S,7S,9S,11R)-2'-formyl-4',7-dihydroxy-1',1'-dimethyl-10-methylidene-2-oxospiro[3-oxatricyclo[7.2.1.01,6]dodecane-5,3'-cyclohexane]-11-yl] acetate
CC(=O)OC1C(=C)C2CC(C3C1(C2)C(=O)OCC34C(CCC(C4C=O)(C)C)O)O