Using [F-], O=C(O)c1nn(-c2cc(I)ccn2)c2c1C[C@H]1C[C@@H]21 to produce O=C(O)c1nn(-c2cc(F)ccn2)c2c1C[C@H]1C[C@@H]21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.