2-fluoro-3-iodo-4-(2-methyl-1,3-dioxan-2-yl)pyridine

4-(4-chlorophenyl)-1H-pyridin-2-one

4-bromo-2-propan-2-yloxypyridine

1-(4-溴吡啶-2-基)环丁烷甲腈

4-(4-溴吡啶-2-基)哌嗪-1-羧酸叔丁酯