Try searching for...
SCFBio, IIT Delhi
Formula: C21H18O4 | Mol. Weight: 334.40 g/mol
IUPAC: 5-methoxy-8,8-dimethyl-2-phenylpyrano[2,3-h]chromen-4-one
CC1(C=CC2=C3C(=C(C=C2O1)OC)C(=O)C=C(O3)C4=CC=CC=C4)C