Using C[C@H]1CN(C(=O)OC(C)(C)C)CCN1, CC(Br)c1ccc(F)nc1 to produce C[C@H](c1ccc(F)nc1)N1CCN(C(=O)OC(C)(C)C)C[C@@H]1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.