InChI=1/C17H19F3N2O/c1-9-8-16(2,3)21-13-7-14-11(5-10(9)13)12(17(18,19)20)6-15(23)22(14)4/h5-7,9,21H,8H2,1-4H3/t9-/m1/s1 6688E0A06AEE8896