Using COC(=O)c1ccc(CN(Cc2ccccc2OC)S(=O)(=O)c2ccc(OC(C)=O)cc2)cc1 to produce COc1ccccc1CN(Cc1ccc(C(=O)O)cc1)S(=O)(=O)c1ccc(O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.