The present Invention relates to macrocyclic compounds of formula (i) which are useful as inhibitors of the NS3 protease of hepatitis C virus (HCV), their Synthesis and their use to Treat or prevent infection with HCV.La presente invención se refiere a componentes macrocíclicos de fórmula (I) que son útiles como inhibidores de la proteasa NS3 del virus de la hepatitis C (HCV), a su síntesis y a su uso para tratar ó prevenir infecciones con HCV.