9-benzyl-2-chloro-6-(2-phenylethenyl)purine

9-(oxan-2-yl)purine

2,6-二氯-9-异丙基-9h-嘌呤

1-[2-氯-6-[[(3-碘苯基)甲基]氨基]-9h-嘌呤-9-基]-1-脱氧-N-甲基-beta-d-呋喃核糖酰胺

4-[(2,6-dichloropurin-9-yl)methyl]benzonitrile