Using C[Si](C)(C)Nc1nc(Cl)nc2c1ncn2[C@H]1C[C@H](OC(=O)c2ccc(Cl)cc2)[C@@H](COC(=O)c2ccc(Cl)cc2)O1 to produce Nc1nc(Cl)nc2c1ncn2[C@H]1C[C@H](O)[C@@H](CO)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.