C222133313331333131123313231333133313331333131123313121111113313113313113121
>>
C22213331333133313112331323133313331333133313112331312111111331311331311312
<<
C222133313331333131123313231333133313331333131123313121111113313113313113123
>>
C222133313331333131123313231333133313331333131123313121111113313113313113122
>>