To: nobody Subject: test From: Katsumi Yamaoka Date: Thu, 12 Oct 2023 09:34:54 +0900 Message-ID: MIME-Version: 1.0 Content-Type: multipart/related; boundary="===boundary==="; type="text/html"; start="" --===boundary=== Content-Type: text/html Content-ID: Here should be a single box: **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** **** --===boundary=== Content-Transfer-Encoding: base64 Content-Disposition: inline Content-Type: image/png Content-ID: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwAQMAAABtzGvEAAAAA1BMVEUA//8ZXC8lAAAADUlEQVQY 02NgGAXUBAABUAABp+LaFgAAAABJRU5ErkJggg== --===boundary===--