Try searching for...
SCFBio, IIT Delhi
Formula: C21H18O7 | Mol. Weight: 382.40 g/mol
IUPAC: 3-(5,6-dimethoxy-1-benzofuran-2-yl)-6,7-dimethoxychromen-2-one
COC1=C(C=C2C(=C1)C=C(C(=O)O2)C3=CC4=CC(=C(C=C4O3)OC)OC)OC