Using Oc1ccccc1, CCOC(=O)c1sc(N2CCN(CCOS(=O)(=O)c3ccc(C)cc3)C2=O)cc1C to produce CCOC(=O)c1sc(N2CCN(CCOc3ccccc3)C2=O)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.