InChI=1/C11H10N4O3S/c1-7(10(17)18)6-19-11-12-13-14-15(11)8-2-4-9(16)5-3-8/h2-5,16H,1,6H2,(H,17,18)/p-1/fC11H9N4O3S/q-1 0C144D9F8930DFD6