Using COS(=O)(=O)OC, CC(=O)N[C@H](CO)C(=O)NCc1ccccc1 to produce COC[C@@H](NC(C)=O)C(=O)NCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.