631900-30-6

2H-Pyran-2-one,6-[[(1R,5S,7S,8S)-7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-8-[(2-methoxyethoxy)methoxy]-3,3-dimethyl-8-(2-propenyl)-2,4-dioxabicyclo[3.3.1]non-1-yl]methyl]-4-methoxy-