Using O=C(O)Cc1cccc(Br)c1, c1ccc(-c2ccco2)cc1 to produce O=C(Cc1cccc(Br)c1)c1ccc(-c2ccccc2)o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.