Try searching for...
SCFBio, IIT Delhi
Formula: C20H16O5 | Mol. Weight: 336.30 g/mol
IUPAC: 3-(2,2-dimethylchromen-6-yl)-5,7-dihydroxychromen-4-one
CC1(C=CC2=C(O1)C=CC(=C2)C3=COC4=CC(=CC(=C4C3=O)O)O)C