while ($output =~ m/(AMQ8409.*?end)/gs) {
  my $block = $1;
  my %hash;
  while ($block =~ m{(\w+)\((.*?)\)}g) {
    $hash{$1} = $2;
  }
  # process block
  # use $hash{QUEUE}, $hash{RQMNAME}, $hash{RNAME}, etc.
}