C21221212121211331322132313132313132313232233132313223313233313232321333231
>>
C2122121212121133132213231313231313231323223313231322331323331323232133323
<<
C21221212121211331322132313132313132313232233132313223313233313232321333233
>>
C21221212121211331322132313132313132313232233132313223313233313232321333232
>>