Showing structure for 4-{[(1r,2r,3s,4ar,8ar)-3-hydroxy-1,4a,5-trimethyl-1-[2-(5-oxo-2h-furan-3-yl)ethyl]-2,3,4,7,8,8a-hexahydronaphthalen-2-yl]methoxy}-4-oxobutanoic acid