Using Clc1ccccc1-n1ncc2c(Cl)ncnc21, COC(=O)[C@H](O)COC(C)C to produce COC(=O)[C@@H](COC(C)C)Oc1ncnc2c1cnn2-c1ccccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.