(2R,3R,4R)-4-(tert-butyldimethylsilyloxy)-3-methoxy-2-methylpentanal

{(4R,5R)-5-[(S)-1-(benzyloxy)propan-2-yl]-2,2-dimethyl-1,3-dioxolan-4-yl}methyl-4-methylbenzenesulfonate

(1R,2S)-3-(benzyloxy)-2-methyl-1-[(R)-oxiran-2-yl]propan-1-ol

(4S,5R,6R,Z)-ethyl 6-(tert-butyldimethylsilyloxy)-5-methoxy-2,4-dimethylhept-2-enoate