Using Cn1c(Nc2cc(C#N)ccc2Cl)nc2cc(C(=O)NCC3CCCCC3)ccc21 to produce Cn1c(Nc2cc(CN)ccc2Cl)nc2cc(C(=O)NCC3CCCCC3)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.