Using Nc1ccc(Cl)c(Cl)c1, COc1ccc(C(=O)O)cc1[N+](=O)[O-] to produce COc1ccc(C(=O)Nc2ccc(Cl)c(Cl)c2)cc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.