C123213232213233231323132313132313113313132313231333132313331323221312111
>>
C12321323221323323132313231313231311331313231323133313231333132322131211
<<
C123213232213233231323132313132313113313132313231333132313331323221312113
>>
C123213232213233231323132313132313113313132313231333132313331323221312112
>>