2-((4-Cycloheptyloxy)butylamino)ethanethiol hydrogen sulfate (ester) 21209-27-8 BRN 1988190 Ethanethiol, 2-((4-cycloheptyloxy)butylamino)-, hydrogen sulfate (ester) S-2-(((4-Cycloheptyloxy)butyl)amino)ethyl thiosulfate