effects of the benzodiazepine derivative 8-chloro-6-phenyl-4h-s-triazolo ( 4,3-a ) - ( 1,4 ) benzodiazepine ( estazolam , bay k 4200 ) on sleep stage patterns of 10 subjects were studied in the laboratory under double-blind conditions during quiet and noise-disturbed nights .
C0005064
benzodiazepine
C0014892
estazolam