Try searching for...
SCFBio, IIT Delhi
Formula: C22H24O9 | Mol. Weight: 432.40 g/mol
IUPAC: 2-(3,4-dimethoxyphenyl)-3,5,6,7,8-pentamethoxychromen-4-one
COC1=C(C=C(C=C1)C2=C(C(=O)C3=C(O2)C(=C(C(=C3OC)OC)OC)OC)OC)OC