C2221333133313331311233132313331333133313331323321111331313232212122131
>>
C222133313331333131123313231333133313331333132332111133131323221212213
<<
C2221333133313331311233132313331333133313331323321111331313232212122133
>>
C2221333133313331311233132313331333133313331323321111331313232212122132
>>