diethylstilbene

例句：

1. 1.This compound is a key intermediate in the synthesis of many pharmaceutical drugs.
   这种化合物是合成许多药物的关键中间体。
2. 2.The chemical properties of diethylstilbene are similar to those of benzene.
   二乙基苯的化学性质与苯相似。
3. 3. Diethylstilbene is used as an anti-inflammatory agent in the treatment of rheumatoid arthritis.
   二乙基苯用作治疗风湿性关节炎的抗炎剂。