InChI=1/C15H14N4S/c1-11-7-8-12(9-16-11)10-19-14(17-18-15(19)20)13-5-3-2-4-6-13/h2-9H,10H2,1H3,(H,18,20)/p-1/fC15H13N4S/q-1 E8B951FE7A3D74ED