Using CCC(C)(O)C#Cc1ccc(C(CC2CCCC2)C(=O)OC)cc1 to produce CCC(C)(O)C#Cc1ccc(C(CC2CCCC2)C(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.