2-((4-(4-Methylthio-m-tolyloxy)butyl)amino)ethanethiol hydrogen sulfate (ester) 21220-74-6 Ethanethiol, 2-(4-(4-methylthio-m-tolyloxy)butyl)amino-, hydrogen sulfate (ester) S-2-((4-(4-Methylthio-m-tolyloxy)butyl)amino)ethyl thiosulfate