Using CN1C(=O)Cc2cc(B3OC(C)(C)C(C)(C)O3)ccc21, Brc1cncc(Br)c1 to produce CN1C(=O)Cc2cc(-c3cncc(Br)c3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.