Apomorphin doesn't belong with morphinans. It is a different skeleton. Ask a chemist. 70.137.138.55 (talk) 10:28, 2 July 2008 (UTC) Propylnorapomorphine doesn't belong into the category either. It is not a morphinan skeleton. Ask a chemist. 70.137.138.55 (talk) 10:32, 2 July 2008 (UTC)