Showing structure for (3,4,5-trihydroxy-6-{[7-({5-[(5-hydroxy-4-methoxy-6-methyloxan-2-yl)oxy]-4-methoxy-6-methyloxan-2-yl}oxy)-1-(1-hydroxyethyl)-9a,11a-dimethyl-1h,2h,3h,3ah,3bh,4h,6h,7h,8h,9h,9bh,10h,11h-cyclopenta[a]phenanthren-2-yl]oxy}oxan-2-yl)methoxysulfonic acid