Using COC(=O)CCc1cc(C)n(Cc2cc(Cl)ccc2OCc2ccc(Cl)cc2)n1 to produce Cc1cc(CCC(=O)O)nn1Cc1cc(Cl)ccc1OCc1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.