Try searching for...
SCFBio, IIT Delhi
Formula: C20H18O5 | Mol. Weight: 338.40 g/mol
IUPAC: 7-hydroxy-3-[(3S)-3-hydroxy-2,2-dimethyl-3,4-dihydrochromen-6-yl]chromen-4-one
CC1(C(CC2=C(O1)C=CC(=C2)C3=COC4=C(C3=O)C=CC(=C4)O)O)C