Using Cc1ccccc1-n1nc(C)c(Br)c1N, OB(O)c1ccc(F)cc1 to produce Cc1ccccc1-n1nc(C)c(-c2ccc(F)cc2)c1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.