Using O=[N+]([O-])c1cc(F)cc(-c2ccc([C@H](O)C(F)F)cc2)c1 to produce Nc1cc(F)cc(-c2ccc([C@H](O)C(F)F)cc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.