InChI=1/C13H15N7S/c1-19-2-4-20(5-3-19)12-6-11(16-9-17-12)18-13-15-8-10(7-14)21-13/h6,8-9H,2-5H2,1H3,(H,15,16,17,18)/p+1/fC13H16N7S/h18-19H/q+1 909F152227349CDE