3-t-butyldimethylsilyloxy-1-(4'-N,N-dimethylaminophenyl)-1-(2-methoxypropyloxy)-2-(S)-methylpropane

(2E,4R)-ethyl 5-((tert-butyldimethylsilyl)oxy)-2,4-dimethylpent-2-enoate

(2R,4R)-5-(dimethyl-t-butylsiloxy)-2,4-dimethylpentane-1,2-diol

(4R,6R,2E)-methyl 7-(dimethyl-t-butylsiloxy)-4-hydroxy-4,6-dimethylhept-2-enoate

(4R,6R,2E)-methyl 7-(dimethyl-t-butylsiloxy)-4,6-dimethyl-4-(2-trimethylsilylethoxymethoxy)hept-2-enoate