C21221212121211331322132313132313231313232233132313223313231333133313331333211
>>
C2122121212121133132213231313231323131323223313231322331323133313331333133321
<<
C21221212121211331322132313132313231313232233132313223313231333133313331333213
>>
C21221212121211331322132313132313231313232233132313223313231333133313331333212
>>