Using [C-]#N, CCCCCc1cc2c(c(O)c1I)CC(I)C(C)(C)O2 to produce CCCCCc1cc2c(c(O)c1I)CC(C#N)C(C)(C)O2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.