Using O=C(O)C1CCCCC1, Nc1c[nH]nc1-c1nc2ccccc2[nH]1 to produce O=C(Nc1c[nH]nc1-c1nc2ccccc2[nH]1)C1CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.