InChI=1/C13H11N4O2S2/c1-14-12-7-6-9(8-15-12)21(18,19)17-13-16-10-4-2-3-5-11(10)20-13/h2-8H,1H3,(H-,14,15,16,17)/q-1/p+1/fC13H12N4O2S2/h14-15H/q D4D01C2B7EEAADBA