Using CC(Nc1nccc(-n2cnc3ccccc32)n1)C1CNCCN1C, BrCc1ccccc1 to produce CC(Nc1nccc(-n2cnc3ccccc32)n1)C1CN(Cc2ccccc2)CCN1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.