ethyl 2-((2S,4R,5S,6S)-5,6-dimethyl-2-phenyl-1,3-dioxan-4-yl)acetate

(2R,3S,4R,5R)-2,4-dimethyl-3-(triethylsilyloxy)-5-(triisopropylsilyloxy)hexanal dimethylhydrazone

(3R,4R,5R,6S)-3,4,5,6-tetrahydro-2-(2,2-dimethylhydrazino)-3,5,6-trimethyl-4-(triethylsilyloxy)-2H-pyran

ethyl (2E,4R,5S)-5-hydroxy-4-methylhex-2-enoate

(3R,4R,5S,6S)-3,4,5,6-tetrahydro-4-hydroxy-3,5,6-trimethyl-2H-pyran-2-one