Using O=[N+]([O-])c1ccc(Oc2ccc(Cl)cc2Cl)cc1Oc1ccc(Cl)cc1Cl, NCCC(=O)O to produce O=C(O)CCNc1cc(Oc2ccc(Cl)cc2Cl)ccc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.