Crystal structure of 4-<i>tert</i>-butyl-2-{2-[<i>N</i>-(3,3-dimethyl-2-oxobutyl)-<i>N</i>-isopropylcarbamoyl]phenyl}-1-isopropyl-1<i>H</i>-imidazol-3-ium perchlorate
Acta crystallographica. Section E, Crystallographic communications