InChI=1/C15H20N4/c1-12-4-6-14(7-5-12)19(11-3-9-16)15-8-10-17-13(2)18-15/h4-8,10H,3,9,11,16H2,1-2H3/p+1/fC15H21N4/h16H/q+1 0EE92E7065F2A029