Using O=C1NC(=O)c2ccccc21, Cc1ccc(S(=O)(=O)OC[C@@H]2COc3cc(Cl)c(Cl)cc3O2)cc1 to produce O=C1c2ccccc2C(=O)N1C[C@H]1COc2cc(Cl)c(Cl)cc2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.