C2221333133313331311233132313331333133313331311233133313311212321311
>>
C222133313331333131123313231333133313331333131123313331331121232131
<<
C2221333133313331311233132313331333133313331311233133313311212321313
>>
C2221333133313331311233132313331333133313331311233133313311212321312
>>