Showing structure for 3-[2-(2,4b,8,8-tetramethyl-4,4a,5,6,7,8a,9,10-octahydro-3h-phenanthren-2-yl)-1-hydroxy-2-oxoethyl]-7-ethenyl-4b,7,10a-trimethyl-1-methylidene-octahydro-3h-phenanthren-2-one