2034-23-3
5-氯-1,3-二氢苯并咪唑-2-酮
→
99122-11-9
(6-chloro-1H-benzimidazol-2-yl)hydrazine
95-83-0
4-氯-1,2-苯二胺
4887-95-0
2,5-二氯苯并咪唑