InChI=1/C20H19FN4O4/c1-20(13-5-2-4-12(10-13)17(22)27)18(28)25(19(29)24-20)9-8-16(26)23-15-7-3-6-14(21)11-15/h2-7,10-11H,8-9H2,1H3,(H2,22,27)(H,23,26)(H,24,29)/t20-/m1/s1/f/h23-24H,22H2 E1D88DC205B27FFC