Showing structure for (4as,5r,8s,8as)-8-hydroxy-4-oxo-4a,5,8,8a-tetrahydro-2',4'-dioxaspiro[naphthalene-1,3'-tricyclo[7.3.1.0⁵,¹³]tridecane]-1'(13'),5',7',9',11'-pentaen-5-yl acetate