InChI=1/C10H5F4N4O3S2/c1-18-9(22-10(17-18)23(15,20)21)16-8(19)5-6(13)3(11)2-4(12)7(5)14/h2H,1H3,(H-,15,20,21)/q-1/p+1/fC10H6F4N4O3S2/h15,17H/q 737AAF42CB360FA0