InChI=1/C15H14N4O4S/c1-8(2)23-10-5-3-9(4-6-10)11-7-24-15(16-11)19-14(22)17-12(18-19)13(20)21/h3-8H,1-2H3,(H,20,21)(H,17,18,22)/p-1/fC15H13N4O4S/h17H/q-1 840CBA07BACFA403