Try searching for...
SCFBio, IIT Delhi
Formula: C14H10O10 | Mol. Weight: 338.22 g/mol
IUPAC: 2-(6-carboxy-2,3,4-trihydroxyphenyl)-3,4,5-trihydroxybenzoic acid
C1=C(C(=C(C(=C1O)O)O)C2=C(C(=C(C=C2C(=O)O)O)O)O)C(=O)O