Using O=C1NC(=O)c2ccccc21, C[C@@H]1CCCN(C(=O)OCc2ccccc2)[C@@H]1CO to produce C[C@@H]1CCCN(C(=O)OCc2ccccc2)[C@@H]1CN1C(=O)c2ccccc2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.