tert-butyl (Z)-4,4-dimethyl-5-oxo-3-((triethylsilyl)oxy)hept-2-enoate

tert-butyl (6R,7S,8S,Z)-3-hydroxy-4,4,6,8-tetramethyl-5-oxo-7-(((2,2,2-trichloroethoxy)carbonyl)oxy)undeca-2,10-dienoate

(Z)-(6R,7S,8S)-7-Hydroxy-4,4,6,8-tetramethyl-5-oxo-3-triethylsilanyloxy-undeca-2,10-dienoic acid tert-butyl ester

(12Z,16E)-(3S,6R,7S,8S,15S)-15-Hydroxy-4,4,6,8,12,16-hexamethyl-17-(2-methyl-thiazol-4-yl)-5-oxo-7-(2,2,2-trichloro-ethoxycarbonyloxy)-3-triethylsilanyloxy-heptadeca-12,16-dienoic acid tert-butyl ester

(S,E)-2-methyl-1-(2-methylthiazol-4-yl)hexa-1,5-dien-3-yl (3S,5R,6S,7S,8S)-7-((tert-butyldimethylsilyl)oxy)-3,5-dihydroxy-4,4,6,8,12-pentamethyltridec-12-enoate