16063-70-0
2,3,5-三氯吡啶
→
23995-94-0
4-溴-2,3,5,6-四氯吡啶
2402-79-1
2,3,5,6-四氯吡啶
14121-36-9
2,4,5,6-四氯嘧啶
2176-62-7
五氯吡啶
18725-60-5
2,3,5,6-tetrachloro-4-(2,3,5,6-tetrachloropyridin-4-yl)pyridine
2808-86-8
2,3,4,5-四氯吡啶