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