23255-20-1
3-吡啶甲脒
+
36568-05-5
2-hydroxyiminopropanedinitrile
→
6975-45-7
2-pyridin-3-yl-7H-purin-6-amine
108106-16-7
5-nitroso-2-pyridin-3-yl-pyrimidine-4,6-diamine