4-amino-6-chloro-2-(methylthio)-7-(2-deoxy-β-D-erythropentofuranosyl)pyrrolo(2,3-d)pyrimidine

三正丁基锡氰化物

7-deaza-2'-deoxy-7-iodoadenosine

4,6-二氯-2-甲硫基-7H-吡咯并[2,3-d]嘧啶

4,6-dichloro-2-(methylthio)-7-(2-deoxy-3,5-di-O-p-toluoyl-β-D-erythro-pentofuranosyl)pyrrolo(2,3-d)pyrimidine