InChI=1/C20H19F2N5O/c1-26-8-10-27(11-9-26)19-18(24-16-4-2-3-5-17(16)25-19)20(28)23-13-6-7-14(21)15(22)12-13/h2-7,12H,8-11H2,1H3,(H,23,28)/p+1/fC20H20F2N5O/h23,26H/q+1 B8F22653B99DE4A6