Using OCC[C@H]1CC[C@H](Nc2ncccn2)CC1, BrC(Br)(Br)Br to produce BrCC[C@H]1CC[C@H](Nc2ncccn2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.