Using COC(=O)c1ccc(O)cc1, CC(=O)O[C@H]1C[C@@H](CO)N(C(=O)OC(C)(C)C)C1 to produce COC(=O)c1ccc(OC[C@@H]2C[C@H](OC(C)=O)CN2C(=O)OC(C)(C)C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.