C222133313331333131123313231333133313331333133313331333133313121111132213121
>>
C22213331333133313112331323133313331333133313331333133313331312111113221312
<<
C222133313331333131123313231333133313331333133313331333133313121111132213123
>>
C222133313331333131123313231333133313331333133313331333133313121111132213122
>>