C21221212121211331322132313132323323132313231333132313232223221
>>
C2122121212121133132213231313232332313231323133313231323222322
<<
C21221212121211331322132313132323323132313231333132313232223223
>>
C21221212121211331322132313132323323132313231333132313232223222
>>