InChI=1S/C27H33F3O4/c1-2-3-4-5-6-7-8-9-14-19-33-25(31)22-16-11-12-17-23(22)26(32)34-20-21-15-10-13-18-24(21)27(28,29)30/h10-13,15-18H,2-9,14,19-20H2,1H3