C2122121212132322331313132313232233132322331322223313231311
  >>
   C212212121213232233131313231323223313232233132222331323131
  <<
   C2122121212132322331313132313232233132322331322223313231313
  >>
 
 
 C2122121212132322331313132313232233132322331322223313231312
  >>