InChI=1/C13H13N5O2S/c1-17-9-4-3-8(5-10(9)18(2)13(17)20)6-14-16-12-15-11(19)7-21-12/h3-6H,7H2,1-2H3,(H,15,16,19)/b14-6+/f/h15H/b14-6+,16-12+ 3E369A91B8694309