Showing structure for methyl (5s,5'r,6r,6'r,7r,10ar,10'ar)-1,1',5,5',8,8'-hexahydroxy-3,3',6,6',7-pentamethyl-9,9'-dioxo-10'a-({[(2r,3r,4r,5r,6s)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}methyl)-5h,5'h,6h,6'h,7h,7'h-[2,2'-bixanthene]-10a-carboxylate