Aromatic hydrocarbons from Space

At www.dailygalaxy.com/my_weblog/2014/03/organic-ejecta-clues-to-violent-ev… … researchers are looking at aromatic hydrocarbons (dimenthylnepthalene) which they hope will identify violent events in the history of the universe. Aromatic hydrocarbons can  be found in meteorites, for example, and appear to have experienced great heat and pressure.