InChI=1S/C21H16F2N4O3S/c1-2-31(29,30)27-17-6-5-16(22)18(19(17)23)20(28)15-11-26-21-14(15)8-13(10-25-21)12-4-3-7-24-9-12/h3-11,27H,2H2,1H3,(H,25,26)