Using NC(=O)[C@H]1CN(c2ccc(N3CCN(C(=O)COCc4ccccc4)CC3)c(F)c2)C(=O)O1 to produce NC(=O)[C@H]1CN(c2ccc(N3CCN(C(=O)CO)CC3)c(F)c2)C(=O)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.