2-methyl-2,3-dihydro-4H-pyran-4-one
acetic anhydride
Acetic acid 2-methyl-4-oxo-3,4-dihydro-2H-pyran-3-yl ester
L-fucal
Benzoic acid (2S,3S,4S)-4-hydroxy-2-methyl-3,4-dihydro-2H-pyran-3-yl ester
1,5-anhydro-3-O-benzoyl-2,6-dideoxy-L-lyxo-hex-1-enitol
dibenzoyl fucal
(2S,3S,4S)-3-((2S,5R,6S)-5-Benzyloxy-6-methyl-tetrahydro-pyran-2-yloxy)-2-methyl-3,4-dihydro-2H-pyran-4-ol