Using CC(=O)Nc1cc(-c2sc(-c3nnc[nH]3)c(S(=O)(=O)c3ccc(Cl)cc3)c2C#N)cc[n+]1[O-] to produce CC(=O)Nc1cc(-c2sc(-c3nnc[nH]3)c(S(=O)(=O)c3ccc(Cl)cc3)c2C#N)ccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.