Showing structure for (2s,3s,4r,4as,4bs,5r,7r,8ar,9r)-3,9-bis(acetyloxy)-4-(benzoyloxy)-7-ethenyl-5,8a-dihydroxy-1,1,4a,7-tetramethyl-8-oxo-octahydro-2h-phenanthren-2-yl benzoate