InChI=1/C15H15F3N2O2/c1-3-20-8(2)7-22-14-11(20)5-4-10-13(14)9(15(16,17)18)6-12(21)19-10/h4-6,8H,3,7H2,1-2H3,(H,19,21)/t8-/m1/s1/f/h19H 54B65A6BA7614C11