C2221333133313331311233132313331333133313331322232132313231322131
>>
C222133313331333131123313231333133313331333132223213231323132213
<<
C2221333133313331311233132313331333133313331322232132313231322133
>>
C2221333133313331311233132313331333133313331322232132313231322132
>>