(2R,3S,6S)-6-[(2S,3S,6R)-6-methoxy-3-methyl-3,6-dihydro-2H-pyran-2-yl]-2-methyl-3-(triethylsilyloxy)heptan-1-ol

(2R,3S,6S)-6-[(2S,3S,6R)-(6-methoxy-3-methyl-3,6-dihydro-2H-pyran-2-yl)-1-(4-methoxybenzyloxy)]-2-methylheptan-3-ol

(2R,5S,6S)-6-[(1S)-2-(tert-butyldiphenylsilyloxy)-1-methylethyl]-5-methyl-2-methoxy-5,6-dihydro-2H-pyran

(2S,3S,6R)-2-[(2S,5S,6R)-5-triethylsilyloxy-7-(4-methoxybenzyloxy)-6-methylheptan-2-yl]-6-methoxy-3-methyl-3,6-dihydro-2H-pyran