$VAR1 = {
          'YZ0' => undef,
          'MNO' => undef,
          'ABC' => '111111111',
          'DEF' => undef,
          'STU' => undef,
          'VWX' => undef,
          'JKL' => undef,
          'PQR' => undef,
          'GHI' => undef
        };