18.52 Oxycodone (trade name OxyContin) is an addictive, narcotic pain reliever prescribed for chronic or severe pain. (a) Identify the functional groups in oxycodone and label any alcohol or amine as 1, 2, or 3. (b) What hydrochloride salt is formed when oxycodone reacts with HCI? yCODO! and Acetal Tablets US 10/3 OxyContin oroadone hydrochlorid ocincode 10mg pana ER 15 mg Pure Radiance Photo/Shutterstock CH3O. OH oxycodone N CH3