InChI=1/C16H18N4/c17-11-13-1-3-14(4-2-13)12-20-9-6-15(7-10-20)16-5-8-18-19-16/h1-5,8,15H,6-7,9-10,12H2,(H,18,19)/p+1/fC16H19N4/h18,20H/q+1 4058A1EA9C789504