(2S,4S,6R,7S,9S)-7-(tert-Butyl-dimethyl-silanyloxy)-9-hydroxy-2,4,6,10-tetramethyl-undecanoic acid

(3S,5S,6R,8R,10S)-11-Benzyloxy-5-(tert-butyl-dimethyl-silanyloxy)-2,6,8,10-tetramethyl-undec-1-en-3-ol