(1S,5R,6R)-5-Hydroxy-7-(4-methoxy-benzyl)-7-aza-bicyclo[4.1.0]hept-3-en-2-one

(2S,4S)-4-[(tert-Butyldimethylsilyl)oxy]-2-(2-chloro-5-pyridyl)cyclohexan-1-one

(3aR,5S,7aS)-6-Bromo-2,2-dimethyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-ol

(4S)-4-[(tert-Butyldimethylsilyl)oxy]-2-iodocyclohex-2-en-1-one

(1S,4S,5R)-4,5-O-isopropylidenedioxycyclohex-2-en-1-ol