Using CC#N, CCOc1ccc(C(=O)c2cc(Br)c(OC)cc2Cl)cc1 to produce C=CCOc1cc(Cl)c(Cc2ccc(OCC)cc2)cc1Br, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.