4,6-diethoxypyrimidin-2-amine

N-(氨基亚氨基甲基)-2,5-二苯基-1H-吡咯-1-乙酰胺

2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a][1,3]diazepine

2-amino-4-(1H-indol-3-yl)pyrimidine-5-carbonitrile

guanidine,2-hydroxyiminopropanedinitrile