Try searching for...
SCFBio, IIT Delhi
Formula: C15H12O6 | Mol. Weight: 288.25 g/mol
IUPAC: 2-(3,4-dihydroxyphenyl)-7,8-dihydroxy-2,3-dihydrochromen-4-one
C1C(OC2=C(C1=O)C=CC(=C2O)O)C3=CC(=C(C=C3)O)O