Using BrCc1ccccc1, c1ccc(-c2ncc(-c3c[nH]cn3)cn2)cc1 to produce c1ccc(Cn2cnc(-c3cnc(-c4ccccc4)nc3)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.