C2221333133313331311233132313331333133313331323321111331312113323212121
>>
C222133313331333131123313231333133313331333132332111133131211332321212
<<
C2221333133313331311233132313331333133313331323321111331312113323212123
>>
C2221333133313331311233132313331333133313331323321111331312113323212122
>>