Using CCOC(=O)C(=CNc1ccc(F)c(F)c1O)C(=O)OCC, BrCc1ccccc1 to produce CCOC(=O)C(=CNc1ccc(F)c(F)c1OCc1ccccc1)C(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.