Using Cc1ccc(-c2ccccc2)cc1, O=C(Cl)c1ccc(Cl)cc1Cl to produce Cc1ccc(-c2ccc(C(=O)c3ccc(Cl)cc3Cl)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.