Using CN(C)C=O, COC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)OC(C)(C)C to produce COCCOCc1cc(O)ccc1C[C@H](NC(=O)OC(C)(C)C)C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.