To provide a compound that regulates the activity of retinoic acid receptor-related orphan receptor (ROR), especially that regulates RORγ receptor, and is effective for inflammatory, metabolic and autoimmune diseases or the like.SOLUTION: Provided is, for example, a compound exemplified by the formula A81.SELECTED DRAWING: None【課題】レチノイン酸受容体関連オーファン受容体(ROR)、特にRORγ受容体の活性を調節し、炎症性、代謝性及び自己免疫疾患等に有効な化合物の提供。【解決手段】例えば式A81で例示される化合物。【選択図】なし