Using CC(C)(C)OC(=O)N[C@@H](CCCCO)C(=O)OC(C)(C)C, II to produce CC(C)(C)OC(=O)N[C@@H](CCCCI)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.