Using NC(=O)C[N+](=O)[O-], CCOC=CC(=O)C(F)(F)F to produce O=c1[nH]c(C(F)(F)F)ccc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.