173357-18-1

b-D-Glucopyranose,6-O-[(E)-1-hydroxy-3-[4-[[6-O-[(E)-1-hydroxy-3-(4-hydroxy-3,5-dimethoxyphenyl)-2-propenyl]-b-D-glucopyranosyl]oxy]-3,5-dimethoxyphenyl]-2-propenyl]-,cyclic 1,4'''-anhydride