InChI=1S/C18H15FN6O2S/c1-2-12-7-8-13(27-12)9-14-17(26)21-18(28-14)20-15(16-22-24-25-23-16)10-3-5-11(19)6-4-10/h3-9,15H,2H2,1H3,(H,20,21,26)(H,22,23,24,25)/b14-9-/t15-/m0/s1