Using [NH4+], O=C(O)c1c(Cl)cc(Cl)c(O)c1[N+](=O)[O-] to produce NC(=O)c1c(Cl)cc(Cl)c(O)c1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.