InChI=1S/C27H40F6O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-20-35-25(34)23-21-22(26(28,29)30)18-19-24(23)27(31,32)33/h18-19,21H,2-17,20H2,1H3