5-iodo-2,4-dimethyl-penta-2,4-dienoic acid 1-[8-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-9-methoxy-3,5-dimethyl-2-oxo-1,6-bis-triethylsilanyloxy-nonyl]-3-methoxy-8,12-dimethyl-4,11-bis-triethylsilanyloxy-tetradeca-7,9,13-trienyl ester

5-iodo-2,4-dimethyl-penta-2,4-dienoic acid 1-[8-(tert-butyl-dimethyl-silanyloxy)-9-methoxy-3,5-dimethyl-2-oxo-1,4,6-tris-triethylsilanyloxy-nonyl]-3-methoxy-8,12-dimethyl-4,11-bis-triethylsilanyloxy-tetradeca-7,9,13-trienyl ester

2,10-bis-(tert-butyl-dimethyl-silanyloxy)-6-hydroxy-17-iodo-1,12-dimethoxy-5,7-dimethyl-4,9,13-tris-triethylsilanyloxy-octadec-16-en-8-one