Using CC(=O)N(C(C)=O)c1c(C#N)cnn1-c1ccc(Cl)c(Cl)c1Cl to produce CC(=O)Nc1c(C#N)cnn1-c1ccc(Cl)c(Cl)c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.