Using C#CCO, Cc1ccc(NC(=O)C2CNc3cc(OC(F)(F)F)ccc3O2)c(Br)c1 to produce Cc1ccc(NC(=O)C2CNc3cc(OC(F)(F)F)ccc3O2)c(C#CCO)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.