Using O=C(N1CCCc2ccc([N+](=O)[O-])cc21)C(F)(F)F, [O-][I+2]([O-])[O-] to produce O=C(N1CCCc2c(I)cc([N+](=O)[O-])cc21)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.