Using COC(=O)CN1C(=O)c2ccc(O)cc2C1=O, BrCc1cccnc1 to produce COC(=O)CN1C(=O)c2ccc(OCc3cccnc3)cc2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.