Using C[C@H]1OC[C@]2(c3cc(Br)c(F)cc3F)NOC[C@H]12 to produce C[C@H]1OC[C@@](N)(c2ccc(F)cc2F)[C@@H]1CO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.