Using CCn1cc(-c2cc(C(F)(F)F)n3nc(Br)cc3n2)c(C)n1 to produce Cc1nn(C)cc1C1CC(C(F)(F)F)n2nc(Br)cc2N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.