InChI=1/C18H15F2NO2/c19-15-6-3-4-13(18(15)20)11-23-17(22)9-8-12-10-21-16-7-2-1-5-14(12)16/h1-7H,8-11H2/p+1/fC18H16F2NO2/h21H/q+1 9F3C36FF7D58E29D