申请人:E. R. Squibb & Sons, Inc.
公开号:US04918075A1
公开(公告)日:1990-04-17
Antiviral activity is exhibited by compounds having the formula ##STR1## its pharmaceutically acceptable salts thereof wherein R.sub.2 and R.sub.3 are independently hydrogen, --PO.sub.3 H.sub.2 or ##STR2## and R.sub.1 is either a purine, pyrimidine or an analog thereof.
化合物具有以下结构式的抗病毒活性:其中R.sub.2和R.sub.3分别独立为氢、--PO.sub.3 H.sub.2或##STR2##,R.sub.1为嘌呤、嘧啶或其类似物。