Using COC(=O)C1CCc2ccc(OC)cc21, Cc1ccc(C(=O)Cl)cc1 to produce COC(=O)C1CCc2cc(C(=O)c3ccc(C)cc3)c(O)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.