Using O=C(O)c1ccc([N+](=O)[O-])c(Cl)c1, Nc1ccccc1 to produce O=C(Nc1ccccc1)c1ccc([N+](=O)[O-])c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.