C2221333133313331311233132313331333133313331323321111331312321111
>>
C222133313331333131123313231333133313331333132332111133131232111
<<
C2221333133313331311233132313331333133313331323321111331312321113
>>
C2221333133313331311233132313331333133313331323321111331312321112
>>