Using Fc1ccc2[nH]cc([C@@H]3CC[C@H](NCc4ccccc4)C3)c2c1 to produce N[C@H]1CC[C@@H](c2c[nH]c3ccc(F)cc23)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.