2-((4-(3,4-Dimethoxyphenyl)butyl)amino)ethanethiol hydrogen sulfate (ester) 21224-62-4 Ethanethiol, 2-(4-(3,4-dimethoxyphenyl)butyl)amino-, hydrogen sulfate (ester) S-2-((4-(m,p-Dimethoxyphenyl)butyl)amino)ethyl thiosulfate