dimethyl oxalate

例句：

1. 1. This chemical compound is used in the production of plastics.
   这种化学化合物用于生产塑料。
2. 2. The toxicity of dimethyl oxalate has been studied extensively.
   二甲基乙酸的毒性已经广泛研究。
3. 3. The plant extract contains high levels of dimethyl oxalate, which can be harmful to humans.
   这种植物提取物含有高水平的二甲基乙酸，对人类可能有害。