Using CCC(=O)c1cccc(Cl)c1, CN(C)CCOc1ccc(Br)cc1 to produce CCC(O)(c1ccc(OCCN(C)C)cc1)c1cccc(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.