Nucleic acids and their salts, whether or not chemically defined; heterocyclic compounds (excl. with oxygen only or with nitrogen hetero-atom[s] only, compounds containing in the structure an unfused thiazole ring or a benzothiazole or phenothiazine ring-system, not further fused and aminorex inn', brotizolam ‘inn’, clotiazepam ‘inn’, cloxazolam ‘inn’, dextromoramide ‘inn’, haloxazolam ‘inn’, ketazolam ‘inn’, mesocarb ‘inn’, oxazolam ‘inn’, pemoline ‘inn’, phendimetrazine ‘inn’, phenmetrazine ‘inn’, sufent 5 4 3 2 1 0