C22121232133313231322331322331313231313231323132313113313231333133312121121
  >>
   C2212123213331323132233132233131323131323132313231311331323133313331212112
  <<
   C22121232133313231322331322331313231313231323132313113313231333133312121123
  >>
 
 
 C22121232133313231322331322331313231313231323132313113313231333133312121122
  >>