Using CC(=O)OCCCCCBr, COC(=O)C1CCc2cc(C(C)=O)c(O)cc2O1 to produce COC(=O)C1CCc2cc(C(C)=O)c(OCCCCCOC(C)=O)cc2O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.