In the title compound, C(20)H(22)N(6), the molecules are linked into a chain of rings by N[bond]H...N [H...N 2.16 A, N...N 2.950 (3) A and N[bond]H...N 149 degrees] and C[bond]H...N [H...N 2.55 A, C...N 3.481 (3) A and C[bond]H...N 165 degrees ] hydrogen bonds, and these chains are linked into sheets by means of C[bond]H...pi(pyrazole) interactions.