Using CC(C)C(=O)Cl, COC(=O)CC(c1ccccc1)c1ccccc1 to produce COC(=O)CC(c1ccccc1)c1ccc(C(=O)C(C)C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.