InChI=1/C13H18N4O2S/c1-17(2)10-13(11-6-4-3-5-7-11)16-20(18,19)12-8-14-15-9-12/h3-9,13,16H,10H2,1-2H3,(H,14,15)/p+1/t13-/m0/s1/fC13H19N4O2S/h14,17H/q+1 72A8CD38ADD333C7