1) Organic disulfide 
Ajoene n is a chemical compound available from garlic (Allium sativum). It was first isolated in 1983 by its inventors (patent US4665088 ) Rafael Apitz-Castro and Mahendra K. Jain and further studied in the laboratory by Eric Block together with the inventors and other coworkers. The name (and pronunciation) is derived from `ajo`, the Spanish wo.....