Using CC1(C)OC(=O)N(c2ccc(-c3nnc4cc(I)ccn34)cc2)[C@H]1c1ccccc1, N#C[Zn]C#N to produce CC1(C)OC(=O)N(c2ccc(-c3nnc4cc(C#N)ccn34)cc2)[C@H]1c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.