4-[(2,4-二氨基嘧啶-5-基)甲基]-2,6-二甲氧基-alpha,alpha-二甲基苯甲醇

4-(4-chlorophenyl)-6-phenylpyrimidin-2-amine

4-(4-甲氧基苯基)6-苯基-2-氨基嘧啶

6-[2-(2-methyl-1,3-dioxolan-2-yl)ethyl]pteridine-2,4-diamine

2-氨基-4-甲基喹唑啉