pyridine-4-carboxylic acid

例句：

1. 1. The compound isused as a catalyst in the production of plastics.
   这种化合物在生产塑料中作为催化剂使用。
2. 2.The research team discovered a new method to synthesize this acid.
   研究小组发现了一种新的合成这种酸的方法。
3. 3. This acid has been used in various applications such as medicine and agriculture.
   这种酸已经被用于各种应用，如医药和农业。