InChI=1/C15H14N4O3S/c1-7-4-8(2)11(9(3)5-7)10-6-23-15(16-10)19-14(22)17-12(18-19)13(20)21/h4-6H,1-3H3,(H,20,21)(H,17,18,22)/p-1/fC15H13N4O3S/h17H/q-1 A836AF1E337594B5