C2221333133313331311233132313331333133313331321123231333222313221
>>
C222133313331333131123313231333133313331333132112323133322231322
<<
C2221333133313331311233132313331333133313331321123231333222313223
>>
C2221333133313331311233132313331333133313331321123231333222313222
>>