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

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

(-)-<1α,4α>-7(R*)-<3(S*)-hydroxy-1(E)-octenyl>-7-(fluoromethyl)bicyclo<2.2.1>hept-5-en-3-one

1-<(-)-<1α,4α,7R*(E)>-7-(Fluoromethyl)spirohept-5-ene-2,2'-<1,3>dioxolan>-7-yl>-3(S*)-hydroxy-1-octene