| 摘要 |
Compounds of formula (I), wherein R1, R2, R3, R4, R5, X, Y, and Ar are as defined herein or pharmaceutically acceptable salts thereof, inhibit HIV-1 reverse transcriptase and afford a method for prevention and treatment of HI V-1 infections and the treatment of AIDS and/or ARC. The present invention a lso relates to compositions containing compounds of formula I useful for the prevention and treatment of HIV-1 infections and the treatment of AIDS and/ or ARC.
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