Using CC(=O)OC(C)=O, CO[C@H]1C(=O)N(C(C(=O)OCC(Cl)(Cl)Cl)=C(C)C)[C@@H]1SSc1nc2ccccc2s1 to produce CO[C@H]1C(=O)N(C(C(=O)OCC(Cl)(Cl)Cl)=C(C)C)[C@@H]1SC(C)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.