Using CC(O)c1ccc(-c2ccc(C(=O)OCc3ccccc3)cc2)cc1, CC(=O)Cl to produce CC(=O)OC(C)c1ccc(-c2ccc(C(=O)OCc3ccccc3)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.