Using CCOC(=O)Cc1ccc(O)c(Cl)c1, OC/C=C(\c1ccccc1)c1ccc(Br)cc1 to produce CCOC(=O)Cc1ccc(OC/C=C(\c2ccccc2)c2ccc(Br)cc2)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.