Using C[O-], FC(F)(F)c1cnc(-c2ccc(Cl)c(CBr)c2)c(Cl)c1 to produce COCc1cc(-c2ncc(C(F)(F)F)cc2Cl)ccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.