(4S,6R)-4-allyloxy-7-(p-methoxybenzyloxy)-6-methyl-1-heptanal

(5S,7R)-5-allyloxy-1-diazo-8-(p-methoxybenzyloxy)-7-methyl-2-octanone

(2R,6S)-tert-butyl-(2-{6-[(2R)-3-(4-methoxybenzyloxy)-2-methylpropyl]-5,6-dihydro-2H-pyran-2-yl}-ethoxy)-dimethylsilane