InChI=1/C19H20F2N6O/c20-13-2-1-12(15(21)9-13)10-24-18(28)19(22)4-7-27(8-5-19)17-14-3-6-23-16(14)25-11-26-17/h1-3,6,9,11H,4-5,7-8,10,22H2,(H,24,28)(H,23,25,26)/p+1/fC19H21F2N6O/h22-24H/q+1 071F761AC8F0D01E