Using CCC(=O)Nc1cc(Oc2cc(F)c([N+](=O)[O-])cc2F)ccn1 to produce CCC(=O)Nc1cc(Oc2cc(F)c(N)cc2F)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.