Using CC12CC1(C(=O)OCC(Cl)(Cl)Cl)N1C(=O)C(NC(=O)Cc3cccs3)[C@H]1S2 to produce CC1C=C(C(=O)OCC(Cl)(Cl)Cl)N2C(=O)C(NC(=O)Cc3cccs3)[C@H]2S1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.