Using CCN1c2ncc(CCc3ccncc3)cc2C(=O)N(C)c2ccc(Cl)nc21, [C-]#N to produce CCN1c2ncc(CCc3ccncc3)cc2C(=O)N(C)c2ccc(C#N)nc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.