paramethadione

例句：

1. 1. This compound is used as a preservative in food storage.
   这种化合物用作食品储存的防腐剂。
2. 2. The drug was effective in treating the patient's condition.
   这种药物对患者的病情有效。
3. 3. The chemical was found to have toxic effects on the human body.
   这种化学物质被发现对人体有毒性影响。