Using O=Cc1ccc(O)cc1, COc1ccc(-c2nnc(C(=O)N3CC(OS(C)(=O)=O)C3)o2)cc1 to produce COc1ccc(-c2nnc(C(=O)N3CC(Oc4ccc(C=O)cc4)C3)o2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.