Using NC(=CC(=O)[O-])C(F)(F)F, COC(=O)c1c(Cl)ccc(N=C=O)c1C to produce COC(=O)c1c(Cl)ccc(-n2c(=O)cc(C(F)(F)F)[nH]c2=O)c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.