(2E,8E)-(1R,6R,7S)-1-{(2R,5R,2'R,5'R)-5'-[(E)-(R)-6-(tert-Butyl-dimethyl-silanyloxy)-1-(2-trimethylsilanyl-ethoxymethoxy)-hex-2-enyl]-octahydro-[2,2']bifuranyl-5-yl}-1,7-bis-(2-trimethylsilanyl-ethoxymethoxy)-undeca-2,8-dien-6-ol

(4E,16E)-(6R,7S,10R,11R,14S,15R)-1,10,11,20-Tetrakis-(tert-butyl-dimethyl-silanyloxy)-6,15-bis-(2-trimethylsilanyl-ethoxymethoxy)-icosa-4,16-diene-7,14-diol