Try searching for...
SCFBio, IIT Delhi
Formula: C22H28O3 | Mol. Weight: 340.50 g/mol
IUPAC: 2,7-dimethyl-6-(3-methylbut-2-enyl)-2-(4-methylpent-3-enyl)chromene-5,8-dione
CC1=C(C(=O)C2=C(C1=O)OC(C=C2)(C)CCC=C(C)C)CC=C(C)C