(R)-2-[(4S,5R,6S)-6-((1S,3R,5R,6S,7S,8R)-6,8-Dihydroxy-1,3,5,7-tetramethyl-4-oxo-decyl)-2,2,5-trimethyl-[1,3]dioxan-4-yl]-thiopropionic acid S-tert-butyl ester

(1S,2R,5R,6R,10R,12S,13S,17R,E)-5-ethyl-2,6,10,12,15,15,17-heptamethyl-4,14,16-trioxabicyclo[11.3.1]heptadec-7-ene-3,9-dione

(R)-2-[(4S,5R,6S)-6-((E)-(1S,3R,7R,8R)-8-Hydroxy-1,3,7-trimethyl-4-oxo-dec-5-enyl)-2,2,5-trimethyl-[1,3]dioxan-4-yl]-thiopropionic acid S-tert-butyl ester