Using COC(=O)CC(CSC(C)=O)C(=O)N1CCC[C@H]1C(=O)OC(C)(C)C to produce CC(=O)SCC(CC(=O)O)C(=O)N1CCC[C@H]1C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.