Using O=C(O)c1ccccc1C(=O)O, C=C1CCN(C(=O)OCc2ccccc2)CC1 to produce O=C(OCc1ccccc1)N1CCC2(CC1)CO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.