(2R,3R,4S)-3-methoxy-4-methyl-5-(phenylmethoxy)pentan-2-ol

[(2R,3R,4S)-5-(benzyloxy)-3-methoxy-4-methylpentan-2-yloxy]-(tert-butyl)dimethylsilane

(2S,3R,4R)-4-(tert-butyldimethylsilyloxy)-3-methoxy-2-methylpentan-1-ol