Using N#CCBr, CC1(C(=O)NCc2cn[nH]c2)CC(c2cc(F)cc(F)c2)=NO1 to produce CC1(C(=O)NCc2cnn(CC#N)c2)CC(c2cc(F)cc(F)c2)=NO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.