Using [IH2+], C=CC(c1ccccc1)C(c1ccc(OC)cc1)c1ccc(OC(=O)C(C)(C)C)cc1 to produce COc1ccc2c(c1)CC(I)C(c1ccccc1)C2c1ccc(OC(=O)C(C)(C)C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.