/var/adm/wtmpx begins on Fri Jun  7 16:40:21 2002 (488 days) ago
flexlm   FlexLM license manag Never logged in
m12345   Shmoe,Ronald K.  Last login Thu May  1 14:11:54 2003 (160 days ago)
m54321   O'Schmoe,Karen D.     Last login Sun Sep 29 15:39:43 2002 (374 days ago)
mresw3   Joe-Schmoe,Mira  Never logged in
mdsjlk   Schmoe, Robert L.    Last login Thu Sep 12 15:41:11 2002 (391 days ago)
oracle   OraSchmoe Oracle user   Never logged in
sshd     OpenSchmoe Privilege Se Never logged in
web      suitespot,httpd serv Never logged in

##</code><code>##

$1 = m54321
$2 = O'Schmoe,Karen D.
$3 = Last login Sun Sep 29 15:39:43 2002 (374 days ago)

##</code><code>##

$line =~ /(\w+)\s+(.*?)\s{2,9}(.*?)/ ;

$line =~ s/(\w+)\s+(.*?)\s{2,9}(.*?)/$1 $2 $3/;