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