Silane,(1,1-dimethylethyl)[(2E)-2-[(2S,3S,6S)-2-[1,1-dimethyl-2-(phenylsulfonyl)ethyl]tetrahydro-2-methoxy-3-[(triethylsilyl)oxy]-6-[[(4R,5R)-2,2,5-trimethyl-1,3-dioxolan-4-yl]methyl]-4H-pyran-4-ylidene]ethoxy]diphenyl-