Using [N-]=[N+]=[N-], Cc1cc2cc(-c3nc4ccc(C#N)cc4nc3N(C)C(C)C)ccc2[nH]1 to produce Cc1cc2cc(-c3nc4ccc(-c5nnn[nH]5)cc4nc3N(C)C(C)C)ccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.