Try searching for...
SCFBio, IIT Delhi
Formula: C20H26O5 | Mol. Weight: 346.40 g/mol
IUPAC: (1S,5S,5'R,6S,9R)-5'-(hydroxymethyl)-4',4',10-trimethylspiro[3-oxatricyclo[7.2.1.01,6]dodecane-5,6'-cyclohex-2-ene]-1',2,11-trione
CC1C2CCC3C(C2)(C1=O)C(=O)OCC34C(C(C=CC4=O)(C)C)CO