C21221212121211331322132313132313231313232233132313223313231333133313211
>>
C2122121212121133132213231313231323131323223313231322331323133313331321
<<
C21221212121211331322132313132313231313232233132313223313231333133313213
>>
C21221212121211331322132313132313231313232233132313223313231333133313212
>>