C222133313331333131123313231333133313331323113313231333131131213121
>>
C22213331333133313112331323133313331333132311331323133313113121312
<<
C222133313331333131123313231333133313331323113313231333131131213123
>>
C222133313331333131123313231333133313331323113313231333131131213122
>>