Using CSc1cc(C#N)ccc1C(NC(=O)OC(C)(C)C)C1=C(Nc2cccc(C(F)(F)F)c2)CCCC1=O to produce CSc1cc(C#N)ccc1C(N)C1=C(Nc2cccc(C(F)(F)F)c2)CCCC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.