Using CC(=O)OC(C)=O, CC(C)(C)OC(=O)N1CCc2cccc(CO)c2C1 to produce CC(=O)OCc1cccc2c1CN(C(=O)OC(C)(C)C)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.