Using CC(c1ccc(Cl)c(Cl)c1)N1CCO[C@@H](CN)C1, O=C(Cl)Oc1ccc([N+](=O)[O-])cc1 to produce CC(c1ccc(Cl)c(Cl)c1)N1CCO[C@@H](CNC(=O)Oc2ccc([N+](=O)[O-])cc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.