(2S,3S)-3-methoxy-5-(4'-methoxybenzyloxy)-2-methylpentanal

dimethyl (3S,4S)-4-methoxy-6-(4'-methoxybenzyloxy)-3-methyl-2-oxohexylphosphonate

(2R,3R,4S,6S,7S)-5-(tert-butyldimethylsilyloxy)-7-(tert-butyldiphenylsilyloxy)-3-methoxy-2,4,6-trimethylheptanal

dimethyl (3R,4S)-2-hydroxy-4-methoxy-6-(4'-methoxybenzyloxy)-3-methylhexylphosphonate

(3S,4S,5S,6S,7S)-6-(tert-butyldimethylsilyloxy)-8-(tert-butyldiphenylsilyloxy)-3,5,7-trimethyl-1-octen-4-ol