InChI=1/C20H19F3N2O3/c1-11-3-7-13(8-4-11)16-15(17(26)14-9-5-12(2)6-10-14)19(28,20(21,22)23)25-18(27)24-16/h3-10,15-16,28H,1-2H3,(H2,24,25,27)/t15-,16-,19-/m0/s1/f/h24-25H 5E9E8FA809875BE5