Using CCc1ccc(C(C)(C)c2c(C(=O)O)c3ccc(C#N)cc3n2C(C)(C)C)cc1I to produce CCc1cc2c(cc1I)C(C)(C)c1[nH]c3cc(C#N)ccc3c1C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.