- DERIVATIVES OF GUANINE FOR COMBATING HERPES VIRUS INFECTIONS
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Novel antiviral compounds of formula wherein each of Ri and R2, which are the same or dif- ferent is hydrogen, hydroxy or fluoro; provided that Ri or R2 is hydrogen when Ri and R2 are different, and provided that Ri and R2 are hydroxy or fluoro when Ri and R2 are the same; or a physiologically acceptable salt or an optical isomer thereof, methods for their prepara- tion, pharmaceutical preparations containing the com- pounds, and methods for the treatment of virus infec- tions and other diseases caused by viruses.
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