2,2′-双(4,5-二甲基咪唑)

2-环丙基-1H-咪唑

2-Cyclobutyl-1H-imidazole

2-[2-(dimethylamino)pyrimidin-4-yl]-1H-pteridin-4-one

2-(2-methoxypyrimidin-4-yl)-1H-pteridin-4-one