122279-91-8 4-Dimethylcaffeoylmussatioside MeCM beta-D-Glucopyranoside, 2-(4-hydroxyphenyl)ethyl, O-beta-D-xylopyranosyl-(1-3)-O-6-deoxy-4-O-(3-(3,4-dimethoxyphenyl)-1-oxo-2-propenyl)-alpha-L-mannopyranosyl-(1-6)-