Using O=C([O-])[O-], Cc1c(C(=O)O)cc(Cl)cc1[N+](=O)[O-] to produce COC(=O)c1cc(Cl)cc([N+](=O)[O-])c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.