Using CC(=O)C(CC=Cc1cccc(C)c1)c1ccccc1, O=Cc1ccc(Cl)cc1 to produce Cc1cccc(C=CCC(C(=O)C=Cc2ccc(Cl)cc2)c2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.