InChI=1/C15H18N4/c1-2-4-14-12(3-1)9-13(10-17-14)19-8-7-18-6-5-16-15(18)11-19/h1-6,13,17H,7-11H2/p+1/t13-/m1/s1/fC15H19N4/h19H/q+1 E91BD6BE8B1588BE