Using CCOC(=O)C1CCNCC1, O=Cc1cccc(NC(=O)c2ccc(Cl)cc2)c1 to produce CCOC(=O)C1CCN(Cc2cccc(NC(=O)c3ccc(Cl)cc3)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.