Using C#Cc1ccncc1, O=[N+]([O-])c1ccc(Br)c(C(F)(F)F)c1 to produce O=[N+]([O-])c1ccc(C#Cc2ccncc2)c(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.