Using CCOC(=O)CBr, O=C(Nc1ccccc1)[C@H]1CCCCN1C(=O)OCc1ccccc1 to produce CCOC(=O)CN(C(=O)[C@H]1CCCCN1C(=O)OCc1ccccc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.