InChI=1/C16H13FN2O4S/c1-8-5-12(16(21)22)15(24-8)19-14(20)9(2)23-11-4-3-10(7-18)13(17)6-11/h3-6,9H,1-2H3,(H,19,20)(H,21,22)/p-1/t9-/m0/s1/fC16H12FN2O4S/h20H/q-1 C1ECDBA9B2715741