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This message was created automatically by the mail delivery software on $primary_hostname:

A message ${if eq{$sender_address}{$bounce_recipient}{that you sent}{sent by\n}}
${if ! eq{$sender_address}{$bounce_recipient} {${if match {$sender_address} {\N(?i)^SRS[01][=+-]\N} {${sg {${sg {$sender_address} {\N(?i)^SRS[01][=+-][^ @]+?[=+-][a-zA-Z0-9]{2}[=+-]([^ @]+?)[=+-]([^ @]++)@.*$\N} {\N  $2@$1\N}} } {\N^  prvs=[^=]+?=(.*)$\N} {\N  $1\N} }\n} {${if match {$sender_address} {\N(?i)^prvs=\N} {${sg {$sender_address} {\N(?i)^prvs=[^ @]+?=(.*@.*)$\N} {\N  $1\n\N}}} {  $sender_address\n}}} }}}
could not be delivered to one or more of its recipients. The following
address(es) failed:
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