C222133313331333131123313231333133313331333132112323133313331312121133132213121
>>
C22213331333133313112331323133313331333133313211232313331333131212113313221312
<<
C222133313331333131123313231333133313331333132112323133313331312121133132213123
>>
C222133313331333131123313231333133313331333132112323133313331312121133132213122
>>