Using COC(=O)c1nc(-c2ccc([N+](=O)[O-])cc2)c(F)c(N)c1Cl to produce Nc1c(F)c(-c2ccc([N+](=O)[O-])cc2)nc(C(=O)O)c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.