Using CCOC(=O)c1ncc2c(c1O)c(-c1ccccc1)c(Br)n2-c1ccc(F)cc1 to produce CCOC(=O)c1ncc2c(c(-c3ccccc3)cn2-c2ccc(F)cc2)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.