Using O=C1CN[C@@H]2CCCC[C@@H]2N1, O=C(Cl)OCc1ccccc1 to produce O=C1CN(C(=O)OCc2ccccc2)[C@@H]2CCCC[C@@H]2N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.