Using OB(O)c1ccc(Cl)cc1, CON(C)C(=O)c1ccc(Br)cn1 to produce CON(C)C(=O)c1ccc(-c2ccc(Cl)cc2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.