C2221333133313331311233132313331333133313331321123231333133112121
>>
C222133313331333131123313231333133313331333132112323133313311212
<<
C2221333133313331311233132313331333133313331321123231333133112123
>>
C2221333133313331311233132313331333133313331321123231333133112122
>>