(2R,3S,4S,5R,7R)-7-Benzyloxy-1-((S)-4-benzyl-2-thioxo-thiazolidin-3-yl)-8-methoxy-2,4-dimethyl-5-triethylsilanyloxy-3-trimethylsilanyloxy-octan-1-one

Acetic acid (E)-(4S,5S)-8-[(2S,3R,4S,5S,6R)-6-((R)-2-benzyloxy-3-methoxy-propyl)-4-(tert-butyl-dimethyl-silanyloxy)-2-methoxy-3,5-dimethyl-tetrahydro-pyran-2-yl]-4-(tert-butyl-dimethyl-silanyloxy)-5-methoxy-oct-7-enyl ester

acetic acid 6-{5-[6-(2-benzyloxy-3-methoxy-propyl)-4-(tert-butyl-dimethyl-silanyloxy)-2-methoxy-3,5-dimethyl-tetrahydro-pyran-2-yl]-2-oxo-[1,3]dioxolan-4-yl}-4-(tert-butyl-dimethyl-silanyloxy)-5-methoxy-hexyl ester

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