C2221333133313331311233132313331333133313331321123231333133313121112131
>>
C222133313331333131123313231333133313331333132112323133313331312111213
<<
C2221333133313331311233132313331333133313331321123231333133313121112133
>>
C2221333133313331311233132313331333133313331321123231333133313121112132
>>