C2221333133313331311233132313331333133313331321123231333132233223121
>>
C222133313331333131123313231333133313331333132112323133313223322312
<<
C2221333133313331311233132313331333133313331321123231333132233223123
>>
C2221333133313331311233132313331333133313331321123231333132233223122
>>