Using CCC(CC)Nc1cc(C(=O)OC)c(C(F)(F)F)cc1C#N, O=C([O-])[O-] to produce CCC(CC)Nc1cc(C(=O)OC)c(C(F)(F)F)cc1C(N)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.