cholanic acid

例句：

1. 1. This chemical is used in the production of fertilizers and pesticides.
   这种化学物质用于生产肥料和农药。
2. 2. The plant extract contains a significant amount of cholanic acid.
   这种植物提取物含有大量的草酸。
3. 3. Cholanic acid is a weak acid that can be easily neutralized by bases.
   草酸是一种弱酸，很容易被碱中和。