(3R,5R)-5-[1,3]Dithian-2-yl-3-methyl-hexanal

{(3R,5S)-6-[tert-Butoxycarbonyl-((R)-1-phenyl-ethyl)-amino]-3,5-dimethyl-2-oxo-hexyl}-phosphonic acid dimethyl ester

(+)-(2S,4R)-cis-2,4-dimethyl-δ-valerolactone

(3R,5S)-3,5-dimethyltetrahydro-2H-pyran-2-one

(3S,5R)-3,5-Dimethyl-tetrahydro-pyran-2-ol