From: sender@example.com
To: Bob <bob@example.com>, Sue <sue@example.com>
Cc: Tom <tom@example.com>, Alice <alice@example.com>
Bcc: John <john@example.com>, Mary <mary@example.com>
Subject: Example Plain-Text MIME Message
Message-ID: <2143658709@example.com>
MIME-Version: 1.0
Content-Type: text/plain; charset="UTF-8"

This is a plain-text message.