C21221212121211331322132313132313231313232233132313223313132323221
>>
C2122121212121133132213231313231323131323223313231322331313232322
<<
C21221212121211331322132313132313231313232233132313223313132323223
>>
C21221212121211331322132313132313231313232233132313223313132323222
>>