Using Clc1ncnc2[nH]cc(I)c12, CCOC(=O)C1CCC(O)CC1 to produce CCOC(=O)[C@H]1CC[C@@H](n2cc(I)c3c(Cl)ncnc32)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.