[EN] OXALAMIDE HETEROBYCYCLIC COMPOUNDS AND COMPOSITIONS FOR TREATING CONDITIONS ASSOCIATED WITH STING ACTIVITY [FR] COMPOSÉS OXALAMIDE HÉTÉROBYCYCLIQUES ET COMPOSITIONS POUR LE TRAITEMENT D'AFFECTIONS ASSOCIÉES À UNE ACTIVITÉ DE STING
A benzimidazole derivative represented by formula (I) (wherein A1 to A3 and R1 to R6 are as described in the description) or a pharmaceutically acceptable salt thereof, which inhibits activation of STING pathway and, therefore, which is useful as a prophylactic or therapeutic medicine for inflammatory diseases, autoimmune diseases, cancer, etc.