Showing structure for (1'r,3r,3as,4s,6'r,7's,7as,9'r)-7'-hydroxy-3-methoxy-7a-methyl-10'-methylidene-hexahydro-3'-oxaspiro[2-benzofuran-4,5'-tricyclo[7.2.1.0¹,⁶]dodecane]-2',11'-dione