Using O=C(Cl)OCc1ccccc1, CC(O)C(O)C1CNc2[nH]c(N)nc(=O)c2N1 to produce CC(O)C(O)C1CNc2[nH]c(N)nc(=O)c2N1C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.