InChI=1/C15H18FN3O/c1-9-5-6-13(16)14(7-9)17-15(20)12(4)19-11(3)8-10(2)18-19/h5-8,12H,1-4H3,(H,17,20)/t12-/m1/s1/f/h17H 657A670738F9B237