Showing structure for (3as,3bs,4ar,6s,7s,7ar,8r,8ar,9as)-4,8,9a-tris(acetyloxy)-4a-hydroxy-2,2,3b,6,8a-pentamethyl-1-oxo-octahydro-3h-cyclopenta[a]s-indacen-7-yl benzoate