InChI=1/C10H12N5O4S2/c1-15-6-13-9(11)10(15)21(18,19)14-7-4-2-3-5-8(7)20(12,16)17/h2-6H,11H2,1H3,(H2,12,16,17)/q-1/p+1/fC10H13N5O4S2/h13H,12H2/q 1A3A224E2A4A2E4F