InChI=1/C13H12N4O2S/c18-17(19)13-11(5-8-20-13)14-6-4-10-9-16-7-2-1-3-12(16)15-10/h1-3,5,7-9,14H,4,6H2/p+1/fC13H13N4O2S/h15H/q+1 7C98AF928DEBCBB8