is this agent.php file hacked?

[socalheel]

this is my /usr/local/psa/admin/htdocs/enterprise/control/agent.php file

i presume i can remove everything after the closing php tag?

#!/usr/local/psa/bin/sw-engine-pleskrun
<?php
    die("The file {$_SERVER['SCRIPT_FILENAME']} is part of Plesk 9 distribution. It cannot be run outside of Plesk 9 environment.\n");
    __sw_loader_pragma__('P');
?>
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