Explanatory notes
… (INN), carfentanil (INN), difenoxin (INN), diphenoxylate (INN), dipipanone (INN), fentanyl (INN), ketobemidone (INN), methylphenidate (INN), … and trimeperidine (INN); salts thereof 2933.34 - - Other fentanyls and their derivatives 2933.35 - - 3-Quinuclidinol …