acetic acid 2-acetoxymethyl-6-[1,3]dioxolan-2-ylmethyl-3,6-dihydro-2H-pyran-3-yl ester

2-deoxy-3-O-<(4-methoxyphenyl)methyl>-4,5-O-(1-methylethylidene)-D-erythro-pentose

acetic acid 3-acetoxy-6-(2,3-dihydroxy-propyl)-3,6-dihydro-2H-pyran-2-ylmethyl ester

6-hydroxy-5-(4-methoxy-benzyloxy)-8-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-octa-2,7-dienoic acid methyl ester

(2E,7E)-(S)-5-(4-Methoxy-benzyloxy)-8-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-6-oxo-octa-2,7-dienoic acid methyl ester