Using CCc1nc2cc(C(F)(F)F)c(Cl)cc2n1-c1ccc(CCl)cn1, [C-]#N to produce CCc1nc2cc(C(F)(F)F)c(Cl)cc2n1-c1ccc(CC#N)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.