Using COC(=O)c1cc(I)c(OC)c(C(C)(C)C)c1, N#C[Cu]C#N to produce COC(=O)c1cc(C#N)c(OC)c(C(C)(C)C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.