(3R)-4-(tert-butyldiphenylsilanyloxy)-3-methoxy-butyraldehyde

(4R,6R)-6-[(2E,4E,8E)-(1R,6R)-9-Bromo-1-(tert-butyl-dimethyl-silanyloxy)-6-methoxy-3-methyl-nona-2,4,8-trienyl]-4-methoxy-tetrahydro-pyran-2-ol

(7E,9E,13E)-(3R,5R,6R,11R)-14-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,11-dimethoxy-5-(4-methoxy-benzyloxy)-8-methyl-tetradeca-7,9,13-trienal