{(2R)-6-[3-(4-methoxybenzyloxy)-2-methyl-propyl]-(2R,6S)-5,6-dihydro-2H-pyran-2-yl}acetaldehyde

[4S,6R]-8-benzenesulfonyl-6-methyloct-1-en-4-ol

[2R,6R]-6-[(2R)-(4-benzenesulfonyl-2-methylbutyl)-5,6-dihydro-2H-pyran-2-yl]acetaldehyde

(R)-2-((R)-4-Benzenesulfonyl-2-methyl-butyl)-6-ethoxy-3,6-dihydro-2H-pyran

(2R,6S)-2-{(2R)-6-[3-(4-methoxybenzyloxy)-2-methylpropyl]-5,6-dihydro-2H-pyran-2-yl}-ethanol