Using c1nc[nH]n1, Cn1nnc2ccc(C(Cl)c3ccc(Cl)cc3)cc21 to produce Cn1nnc2ccc(C(c3ccc(Cl)cc3)n3cncn3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.