C21221212121211331322132313132313331322331313231323132313232111
>>
C2122121212121133132213231313231333132233131323132313231323211
<<
C21221212121211331322132313132313331322331313231323132313232113
>>
C21221212121211331322132313132313331322331313231323132313232112
>>