Using CC(C)(C)OC(=O)NC(CO)c1ccc(I)cc1, COC(C)(C)OC to produce CC(C)(C)OC(=O)N1C(c2ccc(I)cc2)COC1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.