(E)-7-[4-(3-[1,3]Dioxan-2-yl-benzyloxy)-phenyl]-7-pyridin-3-yl-hept-6-enoic acid ethyl ester

(E)-7-{4-[2-(4-[1,3]Dioxan-2-yl-phenyl)-ethoxy]-phenyl}-7-pyridin-3-yl-hept-6-enoic acid ethyl ester

(E)-7-{4-[5,5-Dimethyl-6-(tetrahydro-pyran-2-yloxy)-hexyloxy]-phenyl}-7-pyridin-3-yl-hept-6-enoic acid ethyl ester

ethyl (E)-7-<4-<<11-(tetrahydropyranyloxy)undecyl>oxy>phenyl>-7-(3-pyridyl)hept-6-enoate