Using Cc1onc(-c2ccccc2)c1C(=O)N[C@@H]1C(=O)N2[C@@H]1SC[C@@](C)(Cl)[C@@H]2C(=O)OCC(Cl)(Cl)Cl to produce Cc1onc(-c2ccccc2)c1C(=O)N[C@@H]1C(=O)N2[C@@H]1SC[C@@](C)(Cl)[C@@H]2C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.