Using COC(=O)CC(C[N+](=O)[O-])c1ccc(Cl)c(Cl)c1, C=CC(=O)OC to produce COC(=O)CCC(C(CC(=O)OC)c1ccc(Cl)c(Cl)c1)[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.