What is the item description for 293339 of HScode Mexico?
The description of the item 293339 of Mexico HScode: "Heterocyclic compounds with nitrogen hetero-atom[s] only, containing an unfused pyridine ring, whether or not hydrogenated, in the structure (excl. pyridine, piperidine, 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"", pipradol ""INN"", piritramide ""INN"", propiram ""INN"", trimeperidine ""INN"", and salts thereof, and inorganic or organic compounds of mercury)"""