Using COC(=O)Cl, O=[N+]([O-])c1cc[n+]([O-])c2[nH]ccc12 to produce O=[N+]([O-])c1cc(Cl)nc2[nH]ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.