Using Clc1cnc(I)nc1, COC(=O)[C@H]1CC[C@H](C=O)CC1 to produce COC(=O)[C@H]1CC[C@H](C(O)c2ncc(Cl)cn2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.