2-((4-(4-Ethyl-2-methoxyphenoxy)butyl)amino)ethanethiol hydrogen sulfate (ester) 21220-76-8 BRN 2166149 Ethanethiol, 2-(4-(4-ethyl-2-methoxyphenoxy)butyl)amino-, hydrogen sulfate (ester) S-2-(4-((4-Ethyl-2-methoxyphenoxy)butyl)amino)ethyl thiosulfate Thiosulfuric acid, S-(2-((4-(ethyl-2-methoxyphenoxy)butyl)amino)ethyl) ester