Explanatory notes
… its salts 2933.33 - - Alfentanil (INN), anileridine (INN), bezitramide (INN), bromazepam (INN), carfentanil (INN), … a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure : 2933.52 - - Malonylurea … (INN), mecloqualone (INN), methaqualone (INN) and zipeprol (INN); salts thereof 2933.59 - - Other …