Using Cc1ccc(NC2CCN(CCC3(C(=O)OCc4ccccc4)CCCCC3)CC2)nc1 to produce Cc1ccc(NC2CCN(CCC3(C(=O)O)CCCCC3)CC2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.