Using CCCc1ccc(CC(=O)N(CC(=O)OC)Cc2ccc(CCC)cc2)cc1 to produce CCCc1ccc(CC(=O)N(CC(=O)O)Cc2ccc(CCC)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.