Using CCOC(=O)CBr, COC(C(=O)NCc1ccc(C#N)cc1)c1ccc(O)cc1 to produce CCOC(=O)COc1ccc(C(OC)C(=O)NCc2ccc(C#N)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.