29329900 under HS Code HETEROCYCLIC COMPOUNDS WITH OXYGEN HETERO-ATOM (S) ONLY - OTHER : OTHER, 29333300 under HS Code HETEROCYCLIC COMPOUNDS WITH NITROGEN HETEROATOM( S) ONLY - COMPOUNDS CONTAING AN UNFUSED PYRIDINE RING (WHETHER OR NOT HYDROGENATED) IN THE STRUCTURE : BROMAZEPAM (INN), METHYLPHENIDATE (INN), PENTAZOCINE (INN), PHENCYCLINDINE (INN) (PCP), PIPRADROL (INN), PROPIRAM (INN); SALTS THEREOF, and 32050000 under HS Code COLOUR LAKES; PREPARATIONS AS SPECIFIED IN NOTE 3 TO THIS CHAPTER BASED ON COLOUR LAKES were the top imported HS Codes by ALAM TRADING CORPORATION in 2023.