C123213232213233231323132313132313231322132313231323132323132323221
>>
C12321323221323323132313231313231323132213231323132313232313232322
<<
C123213232213233231323132313132313231322132313231323132323132323223
>>
C123213232213233231323132313132313231322132313231323132323132323222
>>