Showing structure for methyl 2-[(3r,4r)-4-[(1r,4ar,6s,8ar)-1-(furan-3-yl)-4a-hydroxy-8a-methyl-5-methylidene-3-oxo-tetrahydro-1h-2-benzopyran-6-yl]-2,2-dimethyl-7-oxo-3,4-dihydrooxepin-3-yl]acetate