Using c1ccc(CC[C@H]2CCCNC2)cc1, O=C(CBr)c1ccc(Cl)cc1 to produce O=C(CN1CCC[C@H](CCc2ccccc2)C1)c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.