Using NN, C[C@@H](NC(=O)Nc1cc(Cl)c(C#N)c(Cl)n1)c1ccccc1 to produce C[C@@H](NC(=O)Nc1cc2[nH]nc(N)c2c(Cl)n1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.