InChI=1/C14H20N4S2/c1-19-14-17-11-9-5-2-3-6-10(9)20-12(11)13(18-14)16-8-4-7-15/h2-8,15H2,1H3,(H,16,17,18)/p+1/fC14H21N4S2/h15-16H/q+1 428ACD6822E208F7