InChI=1/C12H20N4O2S/c1-8(2)13-12(19)15-14-11(17)10-6-5-9(18-10)7-16(3)4/h5-6,8H,7H2,1-4H3,(H,14,17)(H2,13,15,19)/p+1/fC12H21N4O2S/h13-16H/q+1 07B71EE927126ED8