Using O=C1C=C(O)CN1C(=O)OCc1ccccc1, N[C@@H]1CCCC[C@H]1N to produce N[C@@H]1CCCC[C@H]1NC1=CC(=O)N(C(=O)OCc2ccccc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.