(S)-4-benzyl-3-((2S,3R,5R)-5-((tert-butyldimethylsilyl)oxy)-3-hydroxy-2-methylhept-6-enoyl)oxazolidin-2-one

(2S,3R,5R)-5-((tert-butyldimethylsilyl)oxy)-3-hydroxy-N-methoxy-N,2-dimethylhept-6-enamide

(2S,3R,5R)-3,5-bis((tert-butyldimethylsilyl)oxy)-N-methoxy-N,2-dimethylhept-6-enamide

(2S,3R,5R)-3,5-bis((tert-butyldimethylsilyl)oxy)-2-methylhept-6-enal

ethyl (4S,5R,7R)-5,7-bis((tert-butyldimethylsilyl)oxy)-4-methyl-3-oxonon-8-enoate