Using O=C(OCc1ccccc1)N1C[C@H](C2CCCCC2)C[C@H]1CO, O=C([O-])O to produce O=C(O)[C@@H]1C[C@@H](C2CCCCC2)CN1C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.