Using OB(O)c1cccc(-c2ccccc2)c1, CC(C)(C)c1ccnc(Br)c1 to produce CC(C)(C)c1ccnc(-c2cccc(-c3ccccc3)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.