Using CCCCCN1C(=O)C(CC(=O)OC)(c2ccc3c(c2)OCO3)c2ccccc21 to produce CCCCCN1C(=O)C(CC(=O)O)(c2ccc3c(c2)OCO3)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.