Using O=C1NCCN1c1ccc(Cl)cc1, COc1ccc(OCCCOCCCCCBr)cc1 to produce COc1ccc(OCCCOCCCCCN2CCN(c3ccc(Cl)cc3)C2=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.