PROBLEM TO BE SOLVED: To provide: a compound that inhibits TLR3, 7 and/or 9, which are Toll-like receptors, and is excellent in preventive and/or therapeutic effect on autoimmune disease, inflammation, allergy, asthma, graft rejection, or sepsis resulting in cardiomyopathy and a preventive and/or therapeutic agent containing the compound as an active ingredient.SOLUTION: The present invention provides a compound represented by the specified general formula (1), and a preventive and/or therapeutic agent containing the compound as an active ingredient.COPYRIGHT: (C)2014,JPO&INPIT【課題】Toll様受容体であるTLR3、7及び/又は9を阻害し、自己免疫疾患、炎症、アレルギー、喘息、移植片拒絶又は敗血症による心筋症の予防及び/又は治療効果に優れた化合物、及び該化合物を有効成分とする予防及び/又は治療剤の提供。【解決手段】次の一般式(1):で示される化合物、及び該化合物を有効成分とする予防及び/又は治療剤。【選択図】なし