Using Cc1c(C(F)(F)F)[nH]c(=O)n(-c2ccc(Br)cc2F)c1=O, O=C([O-])[O-] to produce Cc1c(C(F)(F)F)n(C)c(=O)n(-c2ccc(Br)cc2F)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.