Using CCOC(=O)Cl, O=[N+]([O-])c1c(NCc2ccccc2)cc(C(F)(F)F)nc1Cl to produce CCOC(=O)N(Cc1ccccc1)c1cc(C(F)(F)F)nc(Cl)c1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.