2-(3,4-dimethoxy-1-oxidopyridin-2-ylidene)-3,4-dimethoxypyridin-1-ium 1-oxide

1-甲基-3-吡啶酮

2-Bromo-3-(methoxymethoxy)pyridine

3-hydroxy-2-(3-hydroxy-4-oxo-1H-pyridin-2-yl)-1H-pyridin-4-one

2-(morpholin-4-ylmethyl)pyridin-3-ol