Using C[C@@H](O)CCl, COC(=O)C1CN1C(=O)OCc1ccccc1 to produce COC(=O)[C@@H](COC(C)CCl)NC(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.