InChI=1S/C27H36F2O3/c1-26-8-6-21(30)14-18(26)2-3-22-23(26)7-9-27(24(22)4-5-25(27)31)10-11-32-16-17-12-19(28)15-20(29)13-17/h12-13,15,18,22-25,31H,2-11,14,16H2,1H3/t18-,22+,23-,24-,25-,26-,27+/m0/s1