2-bromo-3-methoxymethoxymethyl-4,4-dimethyl-cyclohex-2-enone

[(R)-2-Bromo-3-(tert-butyl-dimethyl-silanyloxy)-6,6-dimethyl-cyclohex-1-enyl]-methanol

(1R)-[2-bromo-3-(3,4-dimethoxy-benzyloxymethyl)-4,4-dimethyl-cyclohex-2-enyloxy]-tert-butyl-dimethyl-silane