Using Cc1c(Br)ccc(N)c1C#N, OB(O)c1cc(C(F)(F)F)cc(C(F)(F)F)c1 to produce Cc1c(-c2cc(C(F)(F)F)cc(C(F)(F)F)c2)ccc(N)c1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.