Try searching for...
SCFBio, IIT Delhi
Formula: C22H22O13 | Mol. Weight: 494.40 g/mol
IUPAC: [(2R,3S,4S,5R,6S)-6-[(E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy-3,4,5-trihydroxyoxan-2-yl]methyl 3,4,5-trihydroxybenzoate
C1=CC(=C(C=C1C=CC(=O)OC2C(C(C(C(O2)COC(=O)C3=CC(=C(C(=C3)O)O)O)O)O)O)O)O