2-(trimethylsilyl)ethyl (S,2Z,6E,8Z)-12-((2R,4S,6R)-4-hydroxy-6-methoxy-6-((R)-2-oxothiazolidin-4-yl)tetrahydro-2H-pyran-2-yl)-3,10-dimethyldodeca-2,6,8-trienoate

(R)-4-((2R,4S,6R)-4-((tert-butyldimethylsilyl)oxy)-6-((S)-4-hydroxy-3-methylbutyl)-2-methoxytetrahydro-2H-pyran-2-yl)thiazolidin-2-one

(S)-4-((2R,4S,6R)-4-((tert-butyldimethylsilyl)oxy)-6-methoxy-6-((R)-2-oxothiazolidin-4-yl)tetrahydro-2H-pyran-2-yl)-2-methylbutanal

(R)-4-[(2R,4S,6R)-4-(tert-Butyl-dimethyl-silanyloxy)-2-methoxy-6-((S)-3-methyl-4-oxo-butyl)-tetrahydro-pyran-2-yl]-2-oxo-thiazolidine-3-carboxylic acid 2-trimethylsilanyl-ethyl ester

(S,2Z,6E,8Z)-12-((2R,4S,6R)-4-hydroxy-6-methoxy-6-((R)-2-oxo-3-((2-(trimethylsilyl)ethoxy)carbonyl)thiazolidin-4-yl)tetrahydro-2H-pyran-2-yl)-3,10-dimethyldodeca-2,6,8-trienoic acid