872831-45-3

2-Oxonincarboxaldehyde,8-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-9-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2,3,6,7,8,9-hexahydro-4-methyl-, (2R,4Z,8R,9R)-