Acetic acid (S)-1-((R)-3-benzyloxy-1-triethylsilanyloxy-propyl)-4-(4-methoxy-benzyloxy)-3-oxo-6-[2-(4-triethylsilanyloxy-butyl)-[1,3]dithian-2-yl]-hexyl ester

(S)-4-(2-{2-[2-(4-methoxyphenyl)-1,3-dioxolan-4-yl]ethyl}-1,3-dithian-2-yl)-1-butanol

(3E,12R,15S)-17-benzyloxy-12-(tert-butyldimethylsilyl)oxy-8,11-dioxo-12-methyl-15-(triethylsilyloxy)-3-heptadecen-2-one