methyl (+)-(1β,4β,5β,7R*)-5-bromospiroheptane-2,2'-<1,3>dioxolane>-7-carboxylate

7-<2-(3-Methoxybicyclo<4.2.0>octa-1,3,5-trien-7-yl)ethyl>-spirohept-5-ene-2,2'-<1,3>dioxolane>-7-methanol mesylate

7-<2-(3-Methoxybicyclo<4.2.0>octa-1,3,5-trien-7-yl)ethyl>-7-methylbicyclo<2.2.1>hept-5-en-2-one

7-<2-(3-Methoxybicyclo<4.2.0>octa-1,3,5-trien-7-yl)ethyl>-7-methylspirohept-5-ene-2,2'-<1,3>dioxolane>

7-<2-(3-Methoxybicyclo<4.2.0>octa-1,3,5-trien-7-yl)ethyl>spirohept-5-ene-2,2'-<1,3>dioxolane>-7-methanol