3 Cc: test-public@example.com
4 Message-ID: <multipart-html-sucks@11>
5 Content-Type: multipart/alternative; boundary="b"
7 Content-Transfer-Encoding: 7bit
10 Content-Type: text/html; charset=UTF-8
11 Content-Transfer-Encoding: base64
13 PGh0bWw+PGJvZHk+aGk8L2JvZHk+PC9odG1sPg==
16 Content-Type: text/plain
17 Content-Transfer-Encoding: quoted-printable