Using COC(=O)C(S)C(C)C, O=[N+]([O-])c1cccc(Cl)c1Cl to produce COC(=O)C(Sc1c(Cl)cccc1[N+](=O)[O-])C(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.