C221212321333132313223313223313132313132313231323131133132322132313123231
>>
C22121232133313231322331322331313231313231323132313113313232213231312323
<<
C221212321333132313223313223313132313132313231323131133132322132313123233
>>
C221212321333132313223313223313132313132313231323131133132322132313123232
>>