Gamma-Hydroxybutyric
acid (4-hydroxybutanoic
acid, C4H8O3), colloquially known as GHB. Medically used as an anesthetic. Is sometimes used recreationally, and as a "date
rape drug." Not be confused with Methylenedioxymethamphetamine (MDMA, aka Ecstasy) or Flunitrazepam (Rohypnol, aka Roofies).