Inorganic compounds that contain gold as an integral part of the molecule.
https://reptox.cnesst.gouv.qc.ca/pages/fiche-complete.aspx?no_produit=309088&nom=Acide+tétrachloroaurique Canada French chlorides gold compounds gold tetrachloride, acid toxicological data sheet
--- http://www.cochrane.org/fr/CD000520 2010 United Kingdom France French review of literature arthritis, rheumatoid gold injections treatment outcome gold compounds french abstract