Using BrCCc1ccc(CBr)cc1, CCCc1c(O)ccc(C(C)=O)c1O to produce CCCc1c(OCc2ccc(CCBr)cc2)ccc(C(C)=O)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.