Viral polymerase inhibitors

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C514S231200, C540S107000, C544S360000

Reexamination Certificate

active

07816348

ABSTRACT:
Compounds of formula I:wherein X, R2, R3, R5and R6are defined herein, are useful as inhibitors of the hepatitis C virus NS5B polymerase.

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