S-(8-amino-8-oxo-3-sulfanyloctyl) 2-methylpropanethioate S-(8-amino-8-oxo-3-sulfanyl-octyl) 2-methylpropanethioate 2-methylpropanethioic acid S-(8-amino-3-mercapto-8-oxooctyl) ester 2-methylpropanethioic acid S-(8-amino-8-keto-3-mercapto-octyl) ester C04424 S-(2-Methylpropanoyl)-dihydrolipoamide S-(2-Methylpropionyl)-dihydrolipoamide