Using BrC(Br)(Br)Br, COc1cc(C=O)cc(OC)c1OCc1ccccc1 to produce COc1cc(C=C(Br)Br)cc(OC)c1OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.