InChI=1/C13H15N4O2S/c1-10(11-6-8-15-9-7-11)17-20(18,19)13-5-3-2-4-12(13)16-14/h2-10,16H,14H2,1H3/q-1/t10-/m1/s1 8020EC8E259111F7