Using Cc1cnc(Cn2c(C)cc(O)c(Br)c2=O)cn1, Fc1ccc(CBr)c(F)c1 to produce Cc1cnc(Cn2c(C)cc(OCc3ccc(F)cc3F)c(Br)c2=O)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.