Using CC(=O)OC1C[C@H](c2csc(NC(=O)NCc3ccc(Cl)c(Cl)c3)n2)N(C(=O)OC(C)(C)C)C1 to produce CC(=O)O[C@H]1CNC(c2csc(NC(=O)NCc3ccc(Cl)c(Cl)c3)n2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.