dithionic

例句：

1. 1. The dithionic molecule has a unique structure that makes it resistant to heat and light.
   这种二噻嗪分子具有独特的结构，使其对热和光具有抗性。
2. 2. The dithionic compound is used in the production of dyes and pigments.
   这种二噻嗪化合物用于染料和颜料的生产。
3. 3. The dithionic ring system is a common structural motif in many natural products.
   二噻嗪环系统是许多天然产物中常见的结构模式。