Using CC(C)(C)OC(=O)N(CCO)CC(O)c1ccc(Br)c(F)c1 to produce CC(C)(C)OC(=O)N1CCOC(c2ccc(Br)c(F)c2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.