(3R,4R)-4-(tert-Butyl-dimethyl-silanyloxy)-3-((E)-3-triethylsilanyloxy-propenyloxy)-cyclohexene

(S)-2-[(1R,4R)-4-(tert-Butyl-dimethyl-silanyloxy)-cyclohex-2-enyl]-3-(4-methoxy-benzyloxyamino)-propan-1-ol

5-[(1R,4R)-4-(tert-Butyl-dimethyl-silanyloxy)-cyclohex-2-enyl]-1-(4-methoxy-benzyloxy)-2-oxo-1,2-dihydro-pyridine-3-carboxylic acid ethyl ester

N-{(S)-2-[(1R,4R)-4-(tert-Butyl-dimethyl-silanyloxy)-cyclohex-2-enyl]-3-hydroxy-propyl}-N-(4-methoxy-benzyloxy)-malonamic acid ethyl ester

5-[(1R,4R)-4-(tert-Butyl-dimethyl-silanyloxy)-cyclohex-2-enyl]-4-hydroxy-1-(4-methoxy-benzyloxy)-2-oxo-1,2,5,6-tetrahydro-pyridine-3-carboxylic acid ethyl ester