3-氯-6-(2-氟-4-甲基-苯基)-吡嗪

N-(6-chloropyridazin-3-yl)-1H-benzimidazol-2-amine

3-氯-6-(4-氯苯氧基)吡嗪

6-氯-N-(4-甲基苯基)-3-哒嗪胺

3-chloro-6-pent-4-ynoxypyridazine