Using CCOC(C)=O, CCc1cc(CCC(=O)C2CCCC2)cc(CC)n1 to produce CCc1cc(CCC(O)(CC(=O)O)C2CCCC2)cc(CC)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.