Showing structure for methyl 3,4-dihydroxy-6-{[2-hydroxy-9a,11a-dimethyl-1-(6-methyl-4-oxoheptan-2-yl)-3-oxo-3ah,3bh,4h,5h,5ah,6h,7h,8h,9h,9bh,10h,11h-cyclopenta[a]phenanthren-7-yl]oxy}-5-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxane-2-carboxylate