Using FC(F)(F)c1ccc(Br)cc1, Cc1c(F)c(F)nc(Oc2cccc(C(F)(F)F)c2)c1F to produce Cc1c(F)c(Oc2cccc(C(F)(F)F)c2)nc(-c2ccc(C(F)(F)F)cc2)c1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.