Using C#Cc1ccccc1C(F)(F)F, CCOC(=O)C(C)(C)c1nccnc1Cl to produce CCOC(=O)C(C)(C)c1nccnc1C#Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.