Using NCC(=O)O, O=C(Cl)c1ccc([N+](=O)[O-])cc1[N+](=O)[O-] to produce O=C(O)CNC(=O)c1ccc([N+](=O)[O-])cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.