(-)-<1α,4α,5α,7R*>-5-Bromo-7-<(methoxymethoxy)-methyl>-7-(fluoromethyl)spiroheptane-2,2'-<1,3>dioxolane>

rac-((1R,4R,5R,7R)-5-bromo-7-(fluoromethyl)spiro[bicyclo[2.2.1]heptane-2,2'-[1,3]dioxolan]-7-yl)methanol

(1α,4α,5α,7R*)-5-Bromo-7-(fluoromethyl)-7-formylspiro-heptane-2,2'-<1,3>dioxolane>