InChI=1/C13H12N4OS/c1-7-5-8(2)15-10(7)6-9-11(16-17-12(9)18)13-14-3-4-19-13/h3-6,15H,1-2H3,(H,17,18)/b9-6-/f/h17H B2E010CBBC6B730F