Using CSc1nccc(CBr)n1, Cc1cc(OCc2ccc(F)cc2F)c(Br)c(=O)[nH]1 to produce CSc1nccc(Cn2c(C)cc(OCc3ccc(F)cc3F)c(Br)c2=O)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.