1,1-dimethylethyl [(7R/S)-3-nitro-6-oxo-5,6,7,8-tetrahydro-7-quinolinyl]carbamate

Acetic acid (1R,2S)-2-benzylsulfanyl-4-oxo-cyclohexyl ester

(3R,4S)-3-benzylthio-4-hydroxycyclohexan-1-one