Using COC(=O)c1cc([N+](=O)[O-])nn1Cc1cc(F)c(F)c(F)c1 to produce COC(=O)c1cc(N)nn1Cc1cc(F)c(F)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.