ethyl 3-(methylthio)butanoate; Tropical 3-thiobutyrate; Ethyl 3-(methylthio)butyrate [FIFH]; UNII-K3KKZ020B3; ethyl 3-(methylthio)butyrate; FEMA No. 3836; butanoic acid, 3-(methylthio)-, ethyl ester; Butyric acid, 3-methylthio-, S-ethyl ester; Ethyl 3-(methylsulfanyl)butanoate; Ethyl 3-(methylthio)butyrate