How is thebaine turned into oxycodone?

Thebain/oxycodone. Oxycodone is derived from thebain which is an alkaloid of opium.It was releasesd in us in 1950s. First of all you oxidize thebaine.This step converts thebain into two type of compounds, 14 hydroxycdeinone and 8, 14 hydroxy-7-8 14 hydroxy is convertedvia hydrogenation into oxycodone, which is then treated with acid during final salting process to make final product source www.Cafc.Uscourts.Gov/opinion.