ethyl (E)-3-[(2S,3S)-2,3-dimethyloxiran-2-yl]prop-2-enoate

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

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

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