Using CCOC=Nc1c(C#N)c(C(F)(F)F)nn1-c1c(Cl)cc(C(F)(F)F)cc1Cl to produce CNc1c(C#N)c(C(F)(F)F)nn1-c1c(Cl)cc(C(F)(F)F)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.