Using CCN(CC)C(=O)CCl, CCS(=O)(=O)c1ccc(C(=O)OC)c(Cl)c1O to produce CCN(CC)C(=O)COc1c(S(=O)(=O)CC)ccc(C(=O)OC)c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.