Using FC(F)(F)c1cccc(Br)c1, O=C1CCC2(CC1)OCCO2 to produce OC1(c2cccc(C(F)(F)F)c2)CCC2(CC1)OCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.