1subject: primary subject
2content-type : multipart/(co\m\)ment)mumble mumble; boundary = "ab\cd
3 ef" mumble
4
5abcdef prolog
6
7--abcd ef
8content-type: message/rfc822; mumble
9
10subject: nested subject
11content-type: multipart/mumble; boundary(comment)="pqrs"
12content-transfer-encoding: base64
13
14pqrs prolog
15
16--pqrs
17header: pqrs part 01
18
19body pqrs part 01
20
21--pqrs
22header: pqrs part 02
23
24body pqrs part 02
25
26--bogus-boundary
27header: wietse
28
29body asdasads
30
31--abcd ef
32header: abcdef part 02
33
34body abcdef part 02
35
36--abcd ef--
37
38epilog
39