Faulty Recipe?

Hello,
        Can anyone see why the following recipe isn't picking up the
following email headers?
cheers
ant

:0
*  ^To:(_dot_)*procmail(_at_)Lists\(_dot_)RWTH-Aachen\(_dot_)DE(_dot_)*|\
*  ^To:(_dot_)*procmail-users(_at_)procmail\(_dot_)org(_dot_)*|\
*  ^Cc:(_dot_)*procmail-users(_at_)procmail\(_dot_)org(_dot_)*
Proc

From: "[ISO-8859-15] H.-J.F?er" 
<hjfoerster(_at_)physiology(_dot_)rwth-aachen(_dot_)de>
To: procmail(_at_)Lists(_dot_)RWTH-Aachen(_dot_)DE
Date: Mon, 5 Aug 2002 13:49:29 +0200
Subject: Probleme mit Procmail

From: Hanspeter Roth <hanspeter_roth(_at_)hotmail(_dot_)com>
To: procmail-users(_at_)procmail(_dot_)org
Date: Sat, 03 Aug 2002 15:11:58 +0200
Subject: equivalent for backreference \n

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