Using CC(C)c1nc(CCl)n(C)c1Sc1cc(Cl)cc(Cl)c1, [C-]#N to produce CC(C)c1nc(CC#N)n(C)c1Sc1cc(Cl)cc(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.