Using O=C(N[C@@H](Cc1c[nH]c2ccccc12)C(=O)O)OCc1ccccc1, C(=NC1CCCCC1)=NC1CCCCC1 to produce COC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.