B indanthrene direct black

例句：

1. 1.The indanthrene molecule is responsible for the unique aroma of this tea.
   吲哚分子是这种茶独特香气的原因。
2. 2.Indanthrene is a compound found in many plants, including those that produce flowers.
   吲哚是一种在许多植物中发现的化合物，包括那些产生花朵的植物。
3. 3. The indanthrene molecule has been shown to have anti-inflammatory properties.
   吲哚分子已被证明具有抗炎性质。