Using CCCCCCCCCCCCBr, Oc1ccccc1-c1ccccc1O to produce CCCCCCCCCCCCOc1ccccc1-c1ccccc1OCCCCCCCCCCCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.