InChI=1/C12H20N4O2S/c1-2-15-10-12(8-13-15)19(17,18)16-7-6-14-5-3-4-11(14)9-16/h8,10-11H,2-7,9H2,1H3/p+1/t11-/m1/s1/fC12H21N4O2S/h14H/q+1 8E0550888FC4058C