Using Cn1c(=O)n(CCCC(C)(C)[N+](=O)[O-])c2c(F)cccc21 to produce Cn1c(=O)n(CCCC(C)(C)N)c2c(F)cccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.