InChI=1/C13H16N4O2S/c1-10(11-3-2-8-15-9-11)17-20(18,19)13-6-4-12(16-14)5-7-13/h2-10,16-17H,14H2,1H3/t10-/m0/s1 E89B0D3559C00D58