Using CC(=O)c1cc2c(c(N)c1Cl)C(C)(C)CC2(C)C, O=S(=O)(O)O to produce CC(=O)c1cc2c(c(O)c1Cl)C(C)(C)CC2(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.