InChI=1/C18H19FN2O2/c19-14-6-4-13(5-7-14)10-20-11-15(22)12-23-18-3-1-2-17-16(18)8-9-21-17/h1-9,15,20-22H,10-12H2/p+1/t15-/m0/s1/fC18H20FN2O2/h20H/q+1 50C3E1DFF43A3094