Showing structure for (1r,2r,3as,3bs,7r,9ar,9br,11ar)-1-acetyl-2,7-dihydroxy-3a,6,6,9b,11a-pentamethyl-1h,2h,3h,3bh,4h,7h,8h,9h,9ah,11h-cyclopenta[a]phenanthren-10-one