(3R,4S,6S,7R)-8-Benzyloxy-4,6-bis-(tert-butyl-dimethyl-silanyloxy)-3,7-dimethyl-octanoic acid (1S,5R,6S)-6-benzyloxy-5-methoxy-cyclohex-2-enyl ester

Benzoic acid (2S,3S,4R,6S)-2-bromomethyl-4-methoxy-6-(2-oxo-ethyl)-tetrahydro-pyran-3-yl ester

(2S,3S,4R)-2-Bromomethyl-4,6-dimethoxy-tetrahydro-pyran-3-ol

Benzoic acid (1R,2R,4S,6R,7R)-7-benzyloxy-4-hydroxy-2,6-dimethoxy-9,9,10-trimethyl-8-oxo-1-vinyl-undec-10-enyl ester

Benzoic acid (2S,3S,4R,6S)-6-((2R,3R)-3-benzyloxy-2-methoxy-5,5,6-trimethyl-4-oxo-hept-6-enyl)-2-bromomethyl-4-methoxy-tetrahydro-pyran-3-yl ester