Using CC(=O)O[C@H]1C(=O)N(CCN(C)C(=O)OCc2ccccc2)c2ccccc2S[C@H]1c1ccc(C)cc1 to produce CNCCN1C(=O)[C@H](OC(C)=O)[C@H](c2ccc(C)cc2)Sc2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.