C2221333133313331311233132313331333133313331321123231333121111123232233121
>>
C222133313331333131123313231333133313331333132112323133312111112323223312
<<
C2221333133313331311233132313331333133313331321123231333121111123232233123
>>
C2221333133313331311233132313331333133313331321123231333121111123232233122
>>