Using COC(=O)c1nc(I)c2ccc(=O)n(Cc3ccccc3)c2c1O, N#C[Cu] to produce COC(=O)c1nc(C#N)c2ccc(=O)n(Cc3ccccc3)c2c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.