Using CC(C)(C)OC(=O)N1CCc2c(F)ccc(Br)c21, O=C=O to produce CC(C)(C)OC(=O)N1CCc2c(F)ccc(C(=O)O)c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.