Try searching for...
SCFBio, IIT Delhi
Formula: C21H24O11 | Mol. Weight: 452.40 g/mol
IUPAC: [3-hydroxy-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]methyl 3-hydroxy-4-methoxybenzoate
COC1=C(C=C(C=C1)C(=O)OCC2=CC(=C(C=C2)OC3C(C(C(C(O3)CO)O)O)O)O)O