Phosphonate substituted pyrimidine compounds and methods for...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Phosphorus containing other than solely as part of an...

Reexamination Certificate

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C514S088000, C544S243000

Reexamination Certificate

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07115592

ABSTRACT:
Novel compounds are provided having formula (I)whereR1, R2, R3, R4, Z, X and * are defined herein. Also provided are antiviral methods for use and processes for synthesis of the compounds of formula (I).

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