(8E,14E)-(5S,6S,11R,12S,16R)-5-(tert-Butyl-dimethyl-silanyloxy)-11-hydroxy-6,8,12,14-tetramethyl-16-((7R,9R)-9-methyl-6,10-dioxa-spiro[4.5]dec-7-yl)-heptadeca-8,14-dienoic acid

2,2-Dimethyl-propionic acid (E)-(2S,3R,8S,9S)-9,13-bis-(tert-butyl-dimethyl-silanyloxy)-2,6,8-trimethyl-3-triethylsilanyloxy-tridec-5-enyl ester

(7R,9R)-7-[(2E,8E)-(1R,5S,6R,11S,12S)-12,16-Bis-(tert-butyl-dimethyl-silanyloxy)-1,3,5,9,11-pentamethyl-6-triethylsilanyloxy-hexadeca-2,8-dienyl]-9-methyl-6,10-dioxa-spiro[4.5]decane