InChI=1/C13H14N4O2S/c1-17-10-12(9-15-17)16-20(18,19)13-6-4-11(5-7-13)3-2-8-14/h4-7,9-10,16H,8,14H2,1H3/p+1/fC13H15N4O2S/h14H/q+1 7BD7FFCC65282B44