Using NCC(=O)[O-], COC(=O)c1c(O)c2cc3ccc(C(F)(F)F)cc3n2n(Cc2ccc(F)cc2)c1=O to produce O=C(O)CNC(=O)c1c(O)c2cc3ccc(C(F)(F)F)cc3n2n(Cc2ccc(F)cc2)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.