Using COC(=O)C(N)Cc1cccs1, O=C(N[C@@H](Cc1cccc2ccccc12)C(=O)O)OCc1ccccc1 to produce COC(=O)C(Cc1cccs1)NC(=O)[C@H](Cc1cccc2ccccc12)NC(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.