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