Kyoyu SasakiYoshimasa HirataShosuke YamamuraYuh-Pan ChenMina HongHong-Yen Hsu2026-06-042026-06-041973https://203.71.86.71/handle/123456789/46089en-US北醫出版品北醫學報The Isolation and Structure of Isoasatonejournal article