meta-aminotoluene

例句：

1. 1. This compound is used in the production of dyes and pigments.
   这种化合物用于生产染料和颜料。
2. 2. The molecule has a unique structure that makes it useful in various applications.
   这个分子具有独特的结构，使其在各种应用中都很有用途。
3. 3. Meta-aminotoluene is a key intermediate in the synthesis of pharmaceuticals.
   间氨基甲苯是合成药品的关键中间体。