Using CCC1(CC)NC[C@@H](c2cc(F)cc(F)c2)N(CC(=O)OC)C1=O to produce CCC1(CC)NC[C@@H](c2cc(F)cc(F)c2)N(CC(=O)O)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.