Showing structure for [(1r,4ar,4bs,7s,10ar)-7-ethenyl-1,4a,7-trimethyl-3,4,4b,5,6,8,10,10a-octahydro-2h-phenanthren-1-yl]methyl 2-[(3s,4r,4ar,7s,7ar)-4,7-dimethyl-1-oxo-hexahydro-3h-cyclopenta[c]pyran-3-yl]acetate