(E)-(3S,6S)-7-(tert-Butyl-diphenyl-silanyloxy)-3-[2-(4-methoxy-benzyloxy)-ethyl]-3,6-dimethyl-hept-4-en-1-ol

(E)-(4R,6R,9S)-10-(tert-Butyl-diphenyl-silanyloxy)-6-[2-(4-methoxy-benzyloxy)-ethyl]-6,9-dimethyl-deca-1,7-dien-4-ol