Try searching for...
SCFBio, IIT Delhi
Formula: C19H20O6 | Mol. Weight: 344.40 g/mol
IUPAC: 2,3,3,5-tetramethoxy-2-phenylchromen-4-one
COC1=CC=CC2=C1C(=O)C(C(O2)(C3=CC=CC=C3)OC)(OC)OC