InChI=1/C13H14N4O2S/c1-3-6-17-12(18)9-11(16(2)13(17)19)15-10(14-9)8-5-4-7-20-8/h4-5,7,18H,3,6H2,1-2H3/p-1/fC13H13N4O2S/h18h/q-1 8349D5FD55581DFC