2-methyl-6-(diphenylhydroxymethyl)pyridine N-oxide

4-Ethoxypicolinaldehyde

4-甲氧基-吡啶-2-乙酸甲酯

2-甲基吡啶-4-甲腈

6-甲基-4-硝基-2-氰基吡啶