Showing structure for (4,5-dihydroxy-6-{4-[4-(4-hydroxy-3-methoxyphenyl)-hexahydrofuro[3,4-c]furan-1-yl]-2-methoxyphenoxy}-3-{[3-(4-hydroxy-3-methoxyphenyl)prop-2-enoyl]oxy}oxan-2-yl)methyl 3-(4-hydroxy-3-methoxyphenyl)prop-2-enoate