InChI=1S/C25H41F7O4/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21(33)35-2)36-22(34)23(26,27)24(28,29)25(30,31)32/h20H,3-19H2,1-2H3