[4S-[4alpha[S*(S*)],5beta]]-alpha-Methoxy-alpha-(trifluoromethyl)benzeneacetic acid 1-[5-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2,2-dimethyl-1,3-dioxolan-4-yl]ethyl ester [ 147127-14-8 ]