| 2933.11 | 000 | Phenazone (antipyrin) and its derivatives |
| 2933.19 | 000 | Other |
| 2933.19 | | Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure : |
| 2933.21 | | Hydantoin and its derivatives |
| 2933.21 | 100 | - 3-Bromo-1-chloro-5-dimethylhydantoin |
| 2933.21 | 900 | - Other |
| 2933.29 | 000 | Other |
| 2933.29 | | Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure : |
| 2933.31 | 000 | Pyridine and its salts |
| 2933.32 | 000 | Piperidine and its salts |
| 2933.33 | 000 | Alfentanil (INN), anileridine (INN), bezitramide (INN), bromazepam (INN), difenoxin (INN), diphenoxylate (INN), dipipanone (INN), fentanyl (INN), ketobemidone (INN), methylphenidate (INN), pentazocine (INN), pethidine (INN), pethidine (INN) intermediate A, phencyclidine (INN) (PCP), phenoperidine (INN), pipradrol (INN), piritramide (INN), propiram (INN) and trimeperidine (INN); salts thereof |
| 2933.39 | | Other |
| 2933.39 | 110 | 1 Picoline and O, O-Diethyl-O-3, 5, 6-trichloro-2-pyridyl-phosphorothioate (chloropyriphos) |
| 2933.39 | 220 | 2 Other |
| 2933.39 | | Compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused : |
| 2933.41 | 000 | Levorphanol (INN) and its salts |
| 2933.49 | | Other |
| 2933.49 | 100 | 1 Hydrochloride; dextro-3-hydroxy-N-methylmorphinan; dextro-3-methoxy-N-methylmorphinan hydrobromide |
| 2933.49 | 900 | 2 Other |
| 2933.49 | | Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure : |
| 2933.52 | 000 | Malonylurea (barbituric acid) and its salts |
| 2933.53 | 000 | Allobarbital (INN), amobarbital (INN), barbital (INN), butalbital (INN), butobarbital, cyclobarbital (INN), methylphenobarbital (INN), pentobarbital (INN), phenobarbital (INN), secbutabarbital (INN), secobarbital (INN) and vinylbital (INN); salts thereof |
| 2933.54 | 000 | Other derivatives of malonylurea (barbituric acid); salts thereof |
