(2S,6R,8S,9S,E)-9-((tert-butyldimethylsilyl)oxy)-2,4,6,8-tetramethyl-10-methylene-7-oxododec-4-enal

(2S,6R,8S,9S,E)-methyl 9-((tert-butyldimethylsilyl)oxy)-2,4,6,8-tetramethyl-10-methylene-7-oxododec-4-enoate

(E)-(2S,3S,4S,8R,10S,11S)-11-(tert-Butyl-dimethyl-silanyloxy)-3-hydroxy-2,4,6,8,10-pentamethyl-12-methylene-9-oxo-tetradec-6-enoic acid

(3S,4S)-4-((2S,6R,8S,9S,E)-9-((tert-butyldimethylsilyl)oxy)-4,6,8-trimethyl-10-methylene-7-oxododec-4-en-2-yl)-3-methyloxetan-2-one