Try searching for...
SCFBio, IIT Delhi
Formula: C20H24O5 | Mol. Weight: 344.40 g/mol
IUPAC: (1'S,3R)-7-hydroxy-2',2'-dimethyl-2-oxo-6-propan-2-ylspiro[1-benzofuran-3,6'-cyclohexane]-1',4-dicarbaldehyde
CC(C)C1=C(C2=C(C(=C1)C=O)C3(CCCC(C3C=O)(C)C)C(=O)O2)O