Acetic acid (E)-(4S,5S,10R,11S,12S,13R,15R)-15-benzyloxy-4-(tert-butyl-dimethyl-silanyloxy)-5,16-dimethoxy-10,12-dimethyl-9-oxo-13-triethylsilanyloxy-11-trimethylsilanyloxy-hexadec-7-enyl ester

Acetic acid (4S,5S)-4-(tert-butyl-dimethyl-silanyloxy)-5-methoxy-7-oxo-heptyl ester

Acetic acid (4S,5S)-4-(tert-butyl-dimethyl-silanyloxy)-5-methoxy-8-methyl-non-7-enyl ester

(2S,3R,5R)-5-Benzyloxy-1-((S)-4-benzyl-2-thioxo-thiazolidin-3-yl)-3-hydroxy-6-methoxy-2-methyl-hexan-1-one

(2S,3R,5R)-5-Benzyloxy-1-((S)-4-benzyl-2-thioxo-thiazolidin-3-yl)-6-methoxy-2-methyl-3-triethylsilanyloxy-hexan-1-one