[1-(3,4,5,11,17,18,19-Heptahydroxy-8,14-dioxo-9,13-dioxatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl)-3-oxo-1-(3,4,5-trihydroxybenzoyl)oxypropan-2-yl] 2-[[12-[2-[2-[[3,4,11,17,18,19-hexahydroxy-8,14-dioxo-12-[3-oxo-1,2-bis[(3,4,5-trihydroxybenzoyl)oxy]propyl]-9,13-dioxatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-5-yl]oxy]-3,4,5-trihydroxybenzoyl]oxy-3-oxo-1-(3,4,5-trihydroxybenzoyl)oxypropyl]-3,4,11,17,18,19-hexahydroxy-8,14-dioxo-9,13-dioxatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-5-yl]oxy]-3,4,5-trihydroxybenzoate