Using CN(CCC(C)(C)N)C1CCCCC1, O=C(OCc1ccccc1)ON1C(=O)CCC1=O to produce CN(CCC(C)(C)NC(=O)OCc1ccccc1)C1CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.