Using Fc1ccc(CBr)cc1F, CSc1ncc2c(n1)Nc1ccccc1-n1nnnc1-2 to produce CSc1ncc2c(n1)N(Cc1ccc(F)c(F)c1)c1ccccc1-n1nnnc1-2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.