Try searching for...
SCFBio, IIT Delhi
Formula: C14H10O4 | Mol. Weight: 242.23 g/mol
IUPAC: 5-methyl-2-prop-1-en-2-ylfuro[3,2-f][1]benzofuran-4,8-dione
CC1=COC2=C1C(=O)C3=C(C2=O)OC(=C3)C(=C)C