Using Nc1cccnc1, COc1cccc(COc2ccc(Br)cc2C(=O)O)c1 to produce COc1cccc(COc2ccc(Br)cc2C(=O)Nc2cccnc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.