InChI=1S/C18H14F3N5O3/c1-9(27)15(26-25-12-5-3-2-4-11(12)18(19,20)21)16(28)22-10-6-7-13-14(8-10)24-17(29)23-13/h2-8,15H,1H3,(H,22,28)(H2,23,24,29)