InChI=1/C13H12N4O2S/c18-17(19)13-5-4-12(20-13)14-7-6-10-9-16-8-2-1-3-11(16)15-10/h1-5,8-9,14H,6-7H2/p+1/fC13H13N4O2S/h15H/q+1 B980DBD3C1EE5B32