Using CC(=O)SC(C)(C)C(=O)c1ccc(NS(=O)(=O)c2ccc3c(c2)OCCO3)cc1 to produce CC(C)(S)C(=O)c1ccc(NS(=O)(=O)c2ccc3c(c2)OCCO3)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.