Using COCOc1ccc([N+](=O)[O-])c(Oc2ccccc2OCC(=O)OC)c1 to produce COC(=O)COc1ccccc1Oc1cc(O)ccc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.