Showing structure for (1's,2r,6'r,7's,9'r,11's,13's)-7'-(acetyloxy)-11'-(furan-3-yl)-9',13'-dimethyl-4'-oxo-10',14'-dioxaspiro[oxirane-2,5'-tetracyclo[9.2.1.0¹,⁶.0⁹,¹³]tetradecan]-6'-ylmethyl acetate