Provided herein is a bridged bring compound of formula (I) or a stereoisomer, a tautomer, an N-oxide, a hydrate, a solvate, a metabolite, a pharmaceutically acceptable salt or a prodrug thereof, which can be used for treating treat hepatitis C virus C(HCV) infection or hepatitis C disease. Furthermore provided herein are pharmaceutical compositions containing the compounds and the method of using the compounds or pharmaceutical compositions thereof in the treatment of HCV infection or hepatitis C.
