Using Sc1ccccc1, CC[C@@H]1C(=O)N[C@@H]1CCOS(=O)(=O)c1ccccc1C to produce CC[C@@H]1C(=O)N[C@@H]1CCOc1cccs1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.