Compounds for inhibiting HCV (hepatitis C virus), pharmaceutical composition and application of compounds or pharmaceutical composition

The invention discloses compounds for inhibiting HCV (hepatitis C virus), pharmaceutical composition and an application of the compounds or the pharmaceutical composition. The compounds are compoundsshown in formula (I) or a stereoisomer, geometric isomer, a tautomer, an enantiomer, sulfur oxide, nitrogen oxide, hydrate, solvate, metabolite, pharmaceutically acceptable salt or prodrug of the compounds shown in formula (I); the compounds are effective antiviral drugs, especially can be used for inhibiting the function of NS5A protein encoded by the HCV, thereby effectively inhibiting the HCV.The method for preventing and/or treating drugs or diseases associated with the HCV by the compounds or the composition containing the new compounds has good market development prospects. 本发明公开了抑制丙肝病毒的化合物、药物组合物及其用途，所述化合物为式（I）所示的化合物或式（I）所示化合物的立体异构体、几何异构体、互变异构体、对映异构体、硫氧化物、氮氧化物、水合物、溶剂化物、代谢产物、药学上可接受的盐或前药；是有效的抗病毒药物，特别是可用于抑制由丙型肝炎病毒（HCV）编码的NS5A蛋白的功能，从而有效的抑制丙型肝炎病毒。本发明通过使用这些化合物或包含这些新化合物的组合物预防和/或治疗丙型肝炎病毒(HCV)相关疾病的药物或病症的方法，具有良好的市场开发前