Showing structure for (1s,5r,6s)-1-{[(1s,4ar,8ar)-5,5,8a-trimethyl-2-methylidene-6-oxo-hexahydronaphthalen-1-yl]methyl}-5-hydroxy-4-(hydroxymethyl)-7-oxabicyclo[4.1.0]hept-3-en-2-one