ketostearic acid

例句：

1. 1. This compound has been used to treat acne and other skin conditions.
   这种化合物被用来治疗痤疮和其他皮肤疾病。
2. 2.The hardness of the oil is determined by its content of ketostearic acid.
   油的硬度由其硬脂酸的含量决定。
3. 3. Ketostearic acid is a natural fat that can be found in many types of animal and plant products.
   硬脂酸是一种天然脂肪，可以在许多动物和植物产品中找到。