InChI=1/C14H11F3N2O4/c1-8(2)5-6-13(14(15,16)17)10-7-9(19(21)22)3-4-11(10)18-12(20)23-13/h3-4,7-8H,1-2H3,(H,18,20)/t13-/m0/s1/f/h18H CA1D219697A5D9E5