Using NC(=O)CBr, COc1ccccc1CN1CCNC(C(c2ccccc2)c2ccccc2)C1 to produce COc1ccccc1CN1CCN(CC(N)=O)C(C(c2ccccc2)c2ccccc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.