InChI=1/C13H11FN2O5S/c1-20-8-3-6(4-9-12(19)16-13(15)22-9)2-7(14)11(8)21-5-10(17)18/h2-4H,5H2,1H3,(H,17,18)(H2,15,16,19)/p-1/b9-4+/fC13H10FN2O5S/h15H2/q-1 DC9BF8552298DCE7