C21221212121211331322132313132313231313232233132313223313113313232223221
>>
C2122121212121133132213231313231323131323223313231322331311331323222322
<<
C21221212121211331322132313132313231313232233132313223313113313232223223
>>
C21221212121211331322132313132313231313232233132313223313113313232223222
>>