Using BrCc1ccccc1, C[C@H]1OCC(=O)N(Cc2ccccc2)[C@@H]1C(=O)O to produce C[C@H]1OCC(=O)N(Cc2ccccc2)[C@@H]1C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.