InChI=1/C13H18N4/c1-2-10-5-7-11(8-6-10)13-15-12(16-17-13)4-3-9-14/h5-8H,2-4,9,14H2,1H3,(H,15,16,17)/p+1/fC13H19N4/h14,17H/q+1 B77724FD65DC215E