1To: List1 <list1@base.lan>2From: User1 <user1@base.lan>3CC: User2 <user2@base.lan>4Message-Id: <testmail_4@base.lan>5Mime-Version: 1.06Sender: list1@koi.moe7Date: Thu, 27 Feb 2025 00:00:02 +00008Subject: Email 49In-Reply-To: <testmail_2@base.lan>10Content-Type: text/plain; charset="UTF-8"1112This is Message4 for reply