Using COC(=O)C(Br)c1ccc(Cl)cc1, C=CCc1cc(OCc2ccccc2)cc(CC=C)c1O to produce C=CCc1cc(O)cc(CC=C)c1OC(C(=O)OC)c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.