(4S)-3-[4-(6-{(2S)-3-[1,1-bis(1-methylethyl)-2-methyl-1-silapropoxy]-2-[(4-methoxyphenyl)methoxy]propyl}(4S,6R)-2,2-dimethyl(1,3-dioxan-4-yl))(2S,3R)-3-hydroxy-2-methylbutanoyl]-4-benzyl-1,3-oxazolidin-2-one

4-((4R,6R)-6-{(2S)-3-[1,1-bis(1-methylethyl)-2-methyl-1-silapropoxy]-2-[(4-methoxyphenyl)methoxy]propyl}-2,2-dimethyl(1,3-dioxan-4-yl))(2S,3R)-N-methoxy-2-methyl-N-methyl-3-(tert-butyldimethylsilyloxy)butanamide

4-((4R,6R)-6-{(2S)-3-[1,1-bis(1-methylethyl)-2-methyl-1-silapropoxy]-2-[(4-methoxyphenyl)methoxy]propyl}-2,2-dimethyl(1,3-dioxan-4-yl))(2S,3R)-2-methyl-3-(tert-butyldimethylsilyloxy)butan-1-one