Using CC(C)N, CSc1nc2c(Br)cccc2c(=O)n1-c1ccccn1 to produce CC(C)Nc1nc2c(Br)cccc2c(=O)n1-c1ccccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.