C2221333133313331311233132313331333133313331322231333132313232212213121
>>
C222133313331333131123313231333133313331333132223133313231323221221312
<<
C2221333133313331311233132313331333133313331322231333132313232212213123
>>
C2221333133313331311233132313331333133313331322231333132313232212213122
>>