Using Cc1noc(C)c1Cn1cc(N2CCNC2=O)cn1, BrCc1ccccc1 to produce Cc1noc(C)c1Cn1cc(N2CCN(Cc3ccccc3)C2=O)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.