Formula: C21H28O6 | Mol. Weight: 376.40 g/mol
IUPAC: (1'R,3R,3aS,4S,6'R,7'S,7aS,9'R)-7'-hydroxy-3-methoxy-7a-methyl-10'-methylidenespiro[1,3,3a,5,6,7-hexahydro-2-benzofuran-4,5'-3-oxatricyclo[7.2.1.01,6]dodecane]-2',11'-dione
CC12CCCC3(C1C(OC2)OC)COC(=O)C45C3C(CC(C4)C(=C)C5=O)O