Using O=C(OC(=O)C(F)(F)F)C(F)(F)F, Cc1cc(Cl)[n+]([O-])c(C)c1Br to produce Cc1cc(Cl)nc(CO)c1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.