Try searching for...
SCFBio, IIT Delhi
Formula: C25H24O5 | Mol. Weight: 404.50 g/mol
IUPAC: 5-hydroxy-2,2-dimethyl-6-(2-methylbutanoyl)-10-phenylpyrano[2,3-f]chromen-8-one
CCC(C)C(=O)C1=C2C(=C3C(=C1O)C=CC(O3)(C)C)C(=CC(=O)O2)C4=CC=CC=C4