InChI=1/C15H20N4/c1-12-5-7-13(8-6-12)10-19(2)11-14-4-3-9-17-15(14)18-16/h3-9H,10-11,16H2,1-2H3,(H,17,18)/p+1/fC15H21N4/h18-19H/q+1 E87D96B7B124D1B5