InChI=1/C19H18F2N4O2S/c20-13-1-3-16(15(21)9-13)28-14-2-4-17-22-23-19(25(17)10-14)12-5-7-24(8-6-12)18(27)11-26/h1-4,9-10,12,26H,5-8,11H2 7A52D779338E620C