Using COc1ccc(CC(=O)O)cc1, O=Cc1cc(Br)cc(Br)c1O to produce COc1ccc(-c2cc3cc(Br)cc(Br)c3oc2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.