C21221212121211331322132313132313231313232233132313223211331
  >>
   C2122121212121133132213231313231323131323223313231322321133
  <<
   C21221212121211331322132313132313231313232233132313223211333
  >>
 
 
 C21221212121211331322132313132313231313232233132313223211332
  >>