Using C=CCNC(=O)[C@H]1N(C(=O)[C@@H](O)[C@H](Cc2ccccc2)NC(=O)c2cccc(OC(C)=O)c2C)CSC1(C)C to produce C=CCNC(=O)[C@H]1N(C(=O)[C@@H](O)[C@H](Cc2ccccc2)NC(=O)c2cccc(O)c2C)CSC1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.