二乙基2,2'-联吡啶-6,6'-二羧酸酯

2-[4-(bromomethyl)phenyl]-6-[6-[4-(bromomethyl)phenyl]pyridin-2-yl]pyridine

2-hexoxy-6-(6-hexoxypyridin-2-yl)pyridine

6,6'-二氰基-2,2'-联吡啶

2,2'-联吡啶-6,6'-二羧酸