Using CCN(CC)CCCOc1ccc(C(=O)c2ccc(Cl)cc2)cc1, CCBr to produce CCN(CC)CCCOc1ccc(C(O)(CC)c2ccc(Cl)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.