InChI=1/C16H20N4S/c1-11(2)20(9-13-4-3-7-21-13)10-16-18-14-6-5-12(17)8-15(14)19-16/h3-8,11H,9-10,17H2,1-2H3,(H,18,19)/p+1/fC16H21N4S/h19-20H/q+1 AFFE0D1AEAA4040B