InChI=1/C15H20N4/c1-2-4-14(5-3-1)19-9-6-13(12-19)10-16-11-15-17-7-8-18-15/h1-5,7-8,13,16H,6,9-12H2,(H,17,18)/p+1/t13-/m1/s1/fC15H21N4/h16-17H/q+1 0712E01E946B434C