Using O=C(O)CCC(=O)Nc1ccc([N+](=O)[O-])c(C(F)(F)F)c1 to produce O=C1CCC(=O)N1c1ccc([N+](=O)[O-])c(C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.