Compounds and methods for the treatment or prevention of...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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C514S336000, C514S366000, C514S570000, C514S563000, C514S469000, C514S406000, C514S562000, C514S438000, C514S400000, C514S378000, C514S375000, C514S461000, C514S326000, C562S450000, C562S430000, C548S204000, C548S224000, C548S247000, C548S248000, C548S335500, C548S338100, C548S370100, C546S209000, C546S281400, C549S077000, C549S469000, C549S493000, C544S369000

Reexamination Certificate

active

06887877

ABSTRACT:
The present invention provides novel compounds represented by formula I:or pharmaceutically acceptable salts thereof useful for treating Flaviviridae viral infection.

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