Using CC(C)(C)OC(=O)c1cc(Cl)c(F)cc1F, O=C1CCCC(CO)C1 to produce CC(C)(C)OC(=O)c1cc(Cl)c(OCC2CCCC(=O)C2)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.