C2221333133313331311233132313331333133313331321123231333232133121
>>
C222133313331333131123313231333133313331333132112323133323213312
<<
C2221333133313331311233132313331333133313331321123231333232133123
>>
C2221333133313331311233132313331333133313331321123231333232133122
>>