Try searching for...
SCFBio, IIT Delhi
Formula: C17H14O4 | Mol. Weight: 282.29 g/mol
IUPAC: (E)-4-(4-hydroxyphenyl)-2-[(4-hydroxyphenyl)methylidene]but-3-enoic acid
C1=CC(=CC=C1C=CC(=CC2=CC=C(C=C2)O)C(=O)O)O