InChI=1/C20H23FN4O2/c1-4-22-7-8-23-20(27)18-11(2)17(24-12(18)3)10-15-14-9-13(21)5-6-16(14)25-19(15)26/h5-6,9-10,22,24H,4,7-8H2,1-3H3,(H,23,27)(H,25,26)/p+1/b15-10-/fC20H24FN4O2/h22-23,25H/q+1 542450BDFBB04C2E