(3R,4R,5R,6R)-6-((R)-2-Benzyloxy-1-methyl-ethyl)-4-hydroxy-3,5-dimethyl-tetrahydro-pyran-2-one

2,2-Dimethyl-propionic acid (Z)-(4R,5S,6R)-7-benzyloxy-5-hydroxy-2,4,6-trimethyl-hept-2-enyl ester

2,2-Dimethyl-propionic acid (Z)-(4R,5S,6R)-7-benzyloxy-2,4,6-trimethyl-5-triisopropylsilanyloxy-hept-2-enyl ester

(2R,4S,5R,6R)-1-((R)-4-Benzyl-2-oxo-oxazolidin-3-yl)-7-benzyloxy-5-hydroxy-2,4,6-trimethyl-heptane-1,3-dione

(R)-4-Benzyl-3-((2R,3R,4S,5R,6R)-7-benzyloxy-3,5-dihydroxy-2,4,6-trimethyl-heptanoyl)-oxazolidin-2-one