InChI=1/C16H15F3N2O2/c17-16(18,19)11-6-15(22)20-12-7-14-13(5-10(11)12)21-4-2-1-3-9(21)8-23-14/h5-7,9H,1-4,8H2,(H,20,22)/t9-/m1/s1/f/h20H 89DA82C33B7D232E