Using COc1cc(-n2nc(-c3c(F)cccc3Cl)[nH]c2=O)ccc1[N+](=O)[O-] to produce COc1cc(-n2nc(-c3c(F)cccc3Cl)[nH]c2=O)ccc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.