Showing structure for (1r,3br,4s,5s,5ar,9ar,9br,11ar)-5-(acetyloxy)-1-(furan-3-yl)-3b,6,6,9a,11a-pentamethyl-7-oxo-1h,2h,4h,5h,5ah,9bh,10h,11h-cyclopenta[a]phenanthren-4-yl acetate