N-(1-(叔丁基)-1H-吡唑-5-基)-6-氯吡嗪-2-胺

2-chloro-6-propan-2-yloxypyrazine

2,6-二甲基吡嗪

3,5-二氯-2-哌嗪甲醛

2-氯-6-肼基吡啶