Using O=[N+]([O-])c1ccc(-n2ccc(-c3ccccn3)n2)c(F)c1 to produce Nc1ccc(-n2ccc(-c3ccccn3)n2)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.