Using BrC(Br)(Br)Br, OCC(CCCCCCOCc1ccccc1)CCCCCCOCc1ccccc1 to produce BrCC(CCCCCCOCc1ccccc1)CCCCCCOCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.