C2221333133313331311233132313331333133313331321123231333132213223131
>>
C222133313331333131123313231333133313331333132112323133313221322313
<<
C2221333133313331311233132313331333133313331321123231333132213223133
>>
C2221333133313331311233132313331333133313331321123231333132213223132
>>