Using CCCc1ccccc1N=CN1CCNC1=N[N+](=O)[O-], ClCc1ccc(Cl)nc1 to produce CCCc1ccccc1N=CN1CCN(Cc2ccc(Cl)nc2)C1=N[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.