Using Cc1cc(Br)c2ccccc2n1, COC(=O)c1ccc(C=O)cc1 to produce COC(=O)c1ccc(C(O)c2cc(C)nc3ccccc23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.