InChI=1/C16H17F3N2O/c1-15(2)5-4-9-6-10-11(16(17,18)19)7-14(22)21(3)13(10)8-12(9)20-15/h6-8,20H,4-5H2,1-3H3 6E20F01FDFB8B87A