Showing structure for 1-[11-(acetyloxy)-1,3a,3b-trihydroxy-7-{[5-({5-[(5-hydroxy-4-methoxy-6-methyloxan-2-yl)oxy]-4-methoxy-6-methyloxan-2-yl}oxy)-4-methoxy-6-methyloxan-2-yl]oxy}-9a,11a-dimethyl-dodecahydrocyclopenta[a]phenanthren-1-yl]ethyl 2-methylbut-2-enoate