tie( 
  %NCAR::COMMON::CPWCMN, 
  'NCAR::COMMON',
  -id      => 176,
  -name    => 'CPWCMN',
  -vars    => {'XMIN' => [0,'f',1,[]],'XMAX' => ['4','f',1,[]],'YMIN' => ['8','f',1,[]],'YMAX' => ['12','f',1,[]]},
);