Using CCCc1cc(C(OCOC)(C(F)(F)F)C(F)(F)F)ccc1Oc1cccc(CO)c1, BrC(Br)(Br)Br to produce CCCc1cc(C(OCOC)(C(F)(F)F)C(F)(F)F)ccc1Oc1cccc(CBr)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.