(S)-2-((4S,5R)-2,2,5-Trimethyl-[1,3]dioxan-4-yl)-propan-1-ol

{(R)-2-[(4R,5S,6S)-6-((S)-2-Benzyloxy-1-methyl-ethyl)-2,2,5-trimethyl-[1,3]dioxan-4-yl]-propoxy}-tert-butyl-diphenyl-silane