1,2,3,6-四氢-1-甲基-4-(2-甲基-1,3-二氧戊环-2-基)吡啶

4-(2-甲基-1,3-二氧戊环-2-基)吡啶

1-methyl-4-(2-methyl-1,3-dioxolan-2-yl)pyridin-1-ium,iodide

2-(2-oxo-2-pyridin-4-ylethyl)propanedinitrile

5-甲基-5-吡啶-4-基-咪唑烷-2,4-二酮