烟醯胺 Traditional form: 菸醯胺 Pinyin (reading): yānxī'àn Definitions: (Tw) nicotinamide; niacinamide Characters: 烟 - smoke, soot; opium; tobacco, cigarettes 醯 - vinegar, acid; to pickle 胺 - amine Traditional characters: 菸 - tobacco, dried leaves; to fade 醯 - vinegar, acid; to pickle 胺 - amine