(2R,4R,5R)-2,4-Dimethyl-hept-6-ene-1,5-diol

Propionic acid (1R,2R,4R)-5-(tert-butyl-diphenyl-silanyloxy)-2,4-dimethyl-1-vinyl-pentyl ester

(E)-(2R,6R,8R)-9-(tert-Butyl-diphenyl-silanyloxy)-2,6,8-trimethyl-non-4-enoic acid methyl ester

(R)-5-[(2R,4R)-5-(tert-Butyl-diphenyl-silanyloxy)-1-hydroxy-2,4-dimethyl-pentyl]-3-methyl-dihydro-furan-2-one