Showing structure for (3ar,3bs,5ar,9ar,9bs)-1-[(2r)-6-hydroxy-6-methyl-4-oxoheptan-2-yl]-3a,3b,6,6,9a-pentamethyl-3h,4h,5h,5ah,8h,9h,9bh,10h,11h-cyclopenta[a]phenanthrene-2,7-dione