Using CCOC(=O)CBr, FC(F)(F)c1cc(-c2ccc(Br)cc2)[nH]n1 to produce CCOC(=O)Cn1nc(C(F)(F)F)cc1-c1ccc(Br)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.