InChI=1/C13H19N5/c1-5-10-15-11-9(4)16-18(6-2)12(11)13-14-8(3)7-17(10)13/h8H,5-7H2,1-4H3/p+1/t8-/m1/s1/fC13H20N5/h14H/q+1 3DB19EFF98AC49DB