InChI=1S/C22H28F6O4/c1-2-3-4-5-6-7-8-9-14-31-18(29)16-10-12-17(13-11-16)19(30)32-15-21(24,25)20(23)22(26,27)28/h10-13,20H,2-9,14-15H2,1H3