Heterocyclic compounds with nitrogen heteroatom[s] only (excl. those containing an unfused pyrazole, imidazole, pyridine or triazine ring, whether or not hydrogenated, a quinoline or isoquinoline ringsystem, not further fused, whether or not hydrogenated, a pyrimidine ring, whether or not hydrogenated, or piperazine ring in the structure, lactams, alprazolam "inn", camazepam "inn", chlordiazepoxide "inn", clonazepam "inn", clorazepate, delorazepam "inn", diazepam "inn", estazolam "inn", ethyl loflazepate "inn", fludiazepam "inn", flunitrazepam "inn", flurazepam "inn", halazepam "inn", lorazepam "inn", lormetazepam "inn", mazindol "inn", medazepam "inn", midazolam "inn", nimetazepam "inn", nitrazepam "inn", nordazepam "inn", oxazepam "inn", pinazepam "inn", prazepam "inn", pyrovalerone "inn", temazepam "inn", tetrazepam "inn", triazolam "inn", salts thereof, indole, 3methylindole "skatole", 6allyl6,7dihydro5hdibenz"c,e"azepine "azapetine", phenindamine "inn" and their salts, imipramine hydrochloride "innm", 2,4ditertbutyl6"5chlorobenzotriazol2yl"phenol and azinphosmethyl "iso")