7 ms·Heroin? That was not discovered till acetylation was invented in the 19th century.by hoppp 19d agoHeroin? That was not discovered till acetylation was invented in the 19th century.perilunar 19d agono, opium.hoppp 18d agoThey edited the original comment, first they wrote heroin to which I responded.fatata123 18d ago[dead]