1-[(6-{(1R)-1-[(4-methoxyphenyl)methoxy]-2-(1,1,2,2-tetramethyl-1-silapropoxy)ethyl}(4S,6R)-2,2-dimethyl(1,3-dioxan-4-yl))methyl](1R,2R)-2-[(phenylmethoxy)methoxy]propyl 2,2-dimethylpropanoate

(1R,2R)-1-[(6-{(1S)-1-[(4-methoxyphenyl)methoxy]-3,3-dimethyl-2-oxopent-4-enyl}(4S,6R)-2,2-dimethyl(1,3-dioxan-4-yl))methyl]-2-[(phenylmethoxy)methoxy]propyl 2,2-dimethylpropanoate

(1R,2R)-1-{[(6S)-6-(1,1-dimethylprop-2-enyl)-6-methoxy-5-oxo(2,3,4,5-tetrahydropyran-2-yl)]methyl}-2-[(phenylmethoxy)methoxy]propyl 2,2-dimethylpropanoate

(1R,2R)-1-{[(6S)-6-(1,1-dimethylprop-2-enyl)-6-methoxy-5-oxo(3,4,5,6-tetrahydro-2H-pyran-2-yl)]methyl}-2-[(phenylmethoxy)methoxy]propyl 2,2-dimethylpropanoate

1-[(6-{(1R)-2-hydroxy-1-[(4-methoxyphenyl)methoxy]ethyl}(4S,6R)-2,2-dimethyl(1,3-dioxan-4-yl))methyl](1R,2R)-2-[(phenylmethoxy)methoxy]propyl 2,2-dimethylpropanoate