Showing structure for (1s,3as,3bs,5ar,6r,7r,9ar,9bs,11as)-1-[(1s)-1-(dimethylamino)ethyl]-7-(n,3-dimethylbut-2-enamido)-9a,11a-dimethyl-tetradecahydro-1h-cyclopenta[a]phenanthren-6-yl acetate