Using CC(O)(c1nc2ccccc2[nH]1)C(F)(F)F, O=[N+]([O-])O to produce CC(O)(c1nc2ccc([N+](=O)[O-])cc2[nH]1)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.